Extinction of a Conditioned Stimulus Essay Example for Free

Extinction of a Conditioned stimulus EssayMethodIn this experiment, an untrained rat was utilized in order to display the Movement Ratio. 1 stage was selected with ten (10) trials. Each trial had a five (5) time of day interval between trials to discontinue the rat to recover from the medium intensity shock. A medium intensity tone was selected as the Conditioned Stimulus (CS) selected to antecede the Unconditioned Stimulus (US), a medium intensity shock. Stage 2 was selected with thirty (30) trials. Each had a five (5) minute interval between trials to allow the rat to recover from the medium intensity shock. A medium intensity tone was selected as the Conditioned Stimulus (CS) to precede the new Unconditioned Stimulus (US), no stimulus.HypothesisIn the first set of trials, Sniffy volition learn to associate the tone with shock illustrating fear-related bearing or freezing behavior at the tone. In the endorse set of trials, stage 2, elimination of a conditioned response (CR) (freezing or fear-related behavior) learned in the first set of trials will occur by repeatedly presenting the CS without the US.ResultsIn the first set of trials the increase from 0 to 0.7 in the Movement Ratio illustrates that the tone CS, is acquiring the depicted object to induce freezing behavior and other fear-related behaviors. As the movement ratio increases, the CS response strength mind window show that the tones capacity to elicit fear as a psychological process is increasing. In the second set of trials the movement ratio window illustrates that repeatedly presenting the CS without the US causes the CS to gradually stop eliciting the freezing and other fear-related behavior.The CS Response Strength mind window shows that this behaviors change is the result of the CSs losing its capacity to elicit the fear response. Independent Variable (IV) first trial = shock second trail = none Dependent variable (DV) first and second fear-related behavior, freezing behavior Th e movement ratio is the proportion of time during each CS presentation that Sniffy is frozen or manifesting other fear-related behaviors.

Lucy V. Zehmer Supreme Court of Appeals of Virginia Essay Example for Free

Lucy V. Zehmer Supreme Court of Appeals of Virginia EssayFACTSW.O. Lucy, the plaintiff, filed suit against A.H. and Ida Zehmer, the defendants, to compel the Zehmers to transfer title of their property known as Ferguson Farm to the Lucys for 50,000$ as the Zehmers ad allegedly agreed to do. The families had known each other for many years and the Lucys had tried to buy the facility countless times, nevertheless to no appeal. After a night of drinking and badgering, W.O. Lucy was able to entice Zehmer into writing up an organization that stated Zehmer would sell Ferguson Farm to Lucy for 50,000$. Later, Lucy sued Zehmer to compel him to go through with the sale. Zehmers argument centered on him being drunk and that the agreement was in jest hence the agreement was unenforceable. The discharge court agreed with Zehmer, Lucy appealed. goingIf a contract is signed by both the defendant and plaintiff parties, would the contract be considered unenforceable if one of the parties con siders the writings in jest? lastNo. The Supreme Court of Appeals of Virginia reversed the rulings of the lower court saying that the writing was an enforceable contract. REASONThe court acknowledged that the writing was a contract. The fact that it was under consideration for forty or more minutes before it was signed. The fact that Lucy objected to the first write up because it was written in the singular the sermon as to what was to be included in the sale, the provision for the examination of the title, the completeness of the instrument that was executed. The taking possession of it by Lucy without request or suggestion by all defendant that he give it back, are facts that show that the execution of the contract was a serious business transaction rather than a casual one. raw material TECHNOLOGY CORPORATION v. AMAZONAppeals Court of Massachusetts, 71 Mass.App.Ct. 29,878 N.E.2d (2008).FACTS buttocks Technology Corporation, the plaintiff, filed suit against Amazon.com, Inc. Th e plaintiff company was responsible for creating software and provided technical service for Amazons Japanese-Language Website. Their agreement allowed for separately negotiated contracts so that the plaintiff company could provide additional services for Amazon. In 1999, the two entities entered into stock purchase agreements. Amazon later objected to securities that Basis sold. Basis sued for various claims including the securities and for failing to pay for additional services Basis provided that werent in the original agreement.During trial, it seemed as if the parties had settled based off a serial of e-mails but Amazon reneged and the trial judge ruled against Amazon, which then appealed. ISSUECan a settlement be reached, and then be broken by only one party even if the two parties were bounded by such a settlement? DECISIONYes. The Appeals Court of Massachusetts affirmed the trial courts finding that Amazon intended to be bound by the terms of the March e-mail. It constitute d a complete and unambiguous statement of the parties desire to be bound by the settlement terms.

The Evolution Of Microelectronics Information Technology Essay

The Evolution Of Microelectronics Information Technology EssayThe technological progress of the past decade has crooked an important role in the progress of modern society by continuously supplying better quality goods which be accessible to the mass markets. Innovation has shaped our society as we tell apart it which would otherwise be actualizely different from simple shopping to the achievements of modern medicine, from the hugely successful entertainment constancy to the full(prenominal)ly sophisticated education organization none of these would bedevil been practical without the solid backbone of modern technology. And technology would not exist if micro-electronics was not the senior highly developed and exploreed science it is today. A guileless 60 years ago, no one would take over been able to predict the impact of emerging technologies on atomic number 18nawide channel and economics few would have fat central officed the concept of the Internet or even t he remote possibility of wireless mobile telephony.The latest breakthrough in technological research is that of nano-electronics. Even if firearm writing this, nano-electronics is still a largely unc everyplaceed science, the odds are that over the following years it pass on have the potential to realign society, business and economics. Nano-electronics at the consumer level will touch all aspects of our economy, from wages to employment, purchasing, pricing, capital, ex vary rates, currencies, markets, supply and have. Nano-electronics may sound drive economic prosperity or at the least be an enabling factor in productiveness and global matchedness.The Evolution of Micro-electronics. mental image 1 Evolution of Micro-electronicsThe intensive effortby professionals in the electronics campus to increment the reliability and mathematical processof products fleck reducing their size and personify has led to the results that hardly any(prenominal)one would have predicted but which we have all practice to expect. In-fact umpteen an(prenominal) think that electronics made a revolution in benevolent history and shaped our future in a way it would never have been possible. by the years we saw the evolution of electronic components which decreased in size while performing increasingly complex electronic functions at ever high speeds. It all began with the development of the transistor.Prior tothe invention of the transistor in 1947, its function in an electronic circuit could be performed only by a nihility tube.Vacuum tubes were found to have several built-in problems. The main problem with these tubes was that they generated a lot of heat, ask a warm-up time from 1 to 2 minutes, and required hefty power supply voltages of 300 volts dc and more(prenominal). Another problem was that devil identical tubes had different output and operational characteristics therefore designers were required to produce circuits that could work with any tube of a part icular type. This meant that additional components were often required to tune the circuit to the output characteristics required for the tube used.Figure 2 A typical vacuum-tube chassisThe first transistors had no striking advantage in size over the smallest tubes and they were more costly. The largest advantage the transistor had over the best vacuum tubes was that it consumed much less power than a vacuum tube did. Besides they also provided greater reliability and longer life. However, it took years to adjoin other advantages of the transistor over vacuum tubes.The advent of microelectronic circuits has not, for the near part, changed the nature of the basic functional units microelectronic devices were still made up of transistors, resistors, capacitors, and homogeneous components. The major difference is that all these elements and their interconnections are now fabricated on a single substrate in a single series of operations. most(prenominal) key developments were requir ed before the exciting potential of integrated circuits could be realized.The development of microelectronics depended on the invention of techniques for making the various functional units on a crystal of semiconductor materials. In particular, a growing number of functionshave been given over to circuit elements that perform best transistors. Several miscellanys of microelectronic transistors have been developed, and for each of them families of associated circuit elements and circuit patterns have evolved.The bipolar transistor was invented in 1948 by John Bardeen, Walter H. Brattain and William Shockley of the Bell Telephone Laboratories. In bipolar transistors charge carriers of some(prenominal) polarities are involved in their operation. They are also known as junction transistors. The NPN and PNP transistors hit up the class of devices called junction transistors.A second kind of transistor was actually conceived almost 25 years before the bipolar devices, but its fabricat ion in quantity did not become practical until the beforehand(predicate) 1960s. This is the field-effect transistor. The one that is common in microelectronics is the metal-oxide-semiconductor field-effect transistor. The term signifys to the three materials employed in its construction and is abbreviated MOSFET.The devil basic types of transistor, bipolar and MOSFET, divide microelectronic circuits into two large families. Today the greatest compactness of circuit elements per- chip back end be achieved with the sweeter MOSFET technology.Today, an individual integrated circuit on a chip base now embrace more electronic elements than most complex pieces of electronic equipment that could be built in 1950.In the first 15 years since the blood of integrated circuits, the number of transistors that could be placed on a single chip has doubled every year. The 1980 state of the art circuit is about 70K density per chip.The first generations of the commercially produced microelect ronic devices are now conjurered to as small-scale integrated circuits (SSI). They included a few gates. The circuitry defining a logic get down had to be provided by external conductors. Devices with more than about 10 gates on a chip but fewer than about 200 are medium-scale integrated circuits (MSI). The upper boundary of medium-scale integrated circuits technology is markedby chips that contain a complete arithmetic and logic unit (ALU). This unit accepts two operands as inputs and can perform any one of a dozen or so operations on them. The operations include addition, subtraction, comparison, logical and and or and shifting one bit to the left or right.A large-scale integrated circuit (LSI) contains tens of thousands of elements, yet each element is so small that the complete circuit is typically less than a quarter of an inch on a side. Integrated circuits are evolving from large-scale to very-large-scale (VLSI) and wafer-scale integration (WSI).Since the transistor was inv ented over 50 years ago, the trend in electronics has been to create smaller and smaller products using fewer chips of greater complexity and smaller feature sizes. The development of integrated circuits and computer storage devices has continued to progress at an exponential rate at present it takes two or three years for each successive halving of component size. Nanoelectronics refer to the use of nanotechnology on electronic components, especially transistors. Although the term nanotechnology is generally defined as utilizing technology less than 100nm in size, nanoelectronics often refer to transistor devices that are so small that actions and quantum mechanical properties hold to be studied extensively. As a result, present transistors fall under this category, even though these devices are manufactured under 65nm or 45nm technology. Nanoelectronics are sometimes considered as disruptive technology because present candidates are significantly different from traditional tran sistors. Some of these candidates include hybrid molecular/semiconductor electronics, one dimensional nanotubes/nanowires, or advanced molecular electronics. Although all of these pee promise for the future, they are still under development and will most likely not be used for manufacturing any time soon.Economical and loving Impact of Micro-Electronics and Nano-Electronics.Fears of massive unemployment have greeted technological changes ever since the Industrial Revolution. Far from destroying jobs, however, quick technological advance generally has created many rude(a) important opportunities. In the quarter-century, the industrial economics were flooded with new technologies while at the akin time the amount of unemployed people has drastically been lowered. Lately with the help of new findings in the area of microelectronics and nanoelectronics they will have a fundamental impact on both the numbers and types of jobs in the industrial worlds in the following years. The micr oelectronic revolution already affected employment in enterprises ranging from steelworks to any other society and will continue to affect every aspect of work.Although microelectronic and nanoelectronic go steadys will not sweep through the industrial world overnight, most experts expect them to be firmly established in drudgery processes. Set against these concerns, however, its a fact that nanoelectronic technologies will increase productivity over a broad range of industrial enterprises. In theory this should lead to enhanced economic maturement, which in turn will translate into new roles. Put crudely, the extra production made possible by technological changes coincided with rising wealth and increased demand for manufactured goods and services, a combination that leads to high rates of economic growth and near-full employment.As is well known, combination of technological changes and economic pressures led to a intense reduction in the worlds agricultural work military force over the past half-century. In every major industrial country the agricultural labor force now represents less than 30 per cent of the working population. While the number of agricultural workers has decreased, however, output has risen substantially in general due to manufacturing firms which thus have replaced the workforce necessary.At the same time, output, while fluctuating in tune with recessions, has increased. The phenomenon of jobless growth (growing in manufacturing but decreasing or maintaining the same level of employees) has now become established in the goods producing companies, this because mainly through technological change. Underlying this trend is the fact that investment in new production technologies has sought largely to streamline production processes rather than to expand output at a time demand is low and there is a high average wage rate.While these jobs and investment patterns have been developing, employment in the tertiary sector of finance, re dress and government services has been expanding rapidly. It is important to note that it is the productivity increases in the manufacturing industries that have themselves created the economic growth that in turn led to the increased demand for the services of the tertiary sector. This transition from agriculture to industry, and more tardily to tertiary sector employment, has not been smooth or even.First, it is clear that microelectronic technologies will create jobs in those industries which manufacture electronic products. There are billions of coin which are being lavished on mobile phones, electronic gadgets, computers and other microelectronic products which have spawned a whole industry that did not even exist a decade ago. It was found that about 10 million people are now employed in the electronics industry in the United States only.Through research and technological advancements micro- processors are much more economical and cost effective that these are being used in almost everything. Micro-processors present can be found in washing machines or incredibly enough also in toys, where years ago one would need to be very smashed to have a micro-processor working and the phenomenal speeds which they work now. The use of microprocessors in manufacturing industries has essentially intensified the jobless growth that has been taking place in industrial countries in recent years. One should also note that the use of computers and other intelligent machines will lead to increased employment in some areas much(prenominal) as the growing industry of e-business. Today almost every person of the world bought something from the Internet, may it be clothes, electronic products, or any other thing. This industry nowadays is producing so much money that is very operose to quantify.Computer programming, for example, is a labor-intensive activity that is a likely source of many thousands of new jobs. Demand for programmers is already outstripping supply, and s ome analysts have even suggested that this shortage could constrain growth in the use of computers in the coming years. But in most other areas of the tertiary sector, microelectronics is likely to lead to slower rates of employment growth or even to job losses. In areas such as insurance and banking, which arc labor intensive occupations that rely primarily on printed paper for their transactions, the application of electronic technology could have a major impact. Nowadays everything in the office is automated .The introduction of word processors, computers, and electronic mails is also some other aspect which has affected the economy both from a positive side and from the negative side. In todays offices only a few clerks are needed for what used to be a 50 person job in the 1960s like for example, a word processing task which is done using a computer and which has indeed resulted in unemployment., The positive side is that companies are much more efficient and communication is much more reliable. A simple example is a clerk who is employed with a company which deals with shipping of goods. Nowadays with the help of VPNs (virtual cloistered networks) the clerk connects to his companys server through the internet and can work easily from home. This would alleviate electricity costs for the company as the employee is working from home, while the employee is contented working from home. Another simple example how reliable communication has advanced through technological research is by the use of emails. Today one sends an email to any recipient with some simple keystrokes. In turn the recipient receives this email in relatively a few minutes, and if there is a trial the system automatically notifies the sender that a communication has failed and he needs to resend it again. When postal mail was used it was a common thing that mail was befogged and neither the sender nor the receiver would know where the letter is and if it has been delivered. The corporat e calculate environment has witnessed dramatic changes in the last few years, with a shift from rapid expansion of IT infrastructure in support of growing business needs, to carefully managing existing assets and investing in new strategic technologies that provide specific competitive advantages. Information technology managers today are challenged with providing more services to more users, meeting ever-increasing performance expectations, storing and managing exponentially increasing amounts of data, better protecting the network, and ensuring system stability-all with extra possibility to expand data centres because of shrinking budgetsThe advance in microelectronics and nanoelectronics affects not only the number of jobs in industrial countries, but also the type of jobs which will be accessible. The early use of robots on assembly lines has largely been dangerous and dirty. But as automation extends into design shops and machine rooms, highly skilled occupations were affect ed. And, at the other end of the sale, the use of computers and storage area networks have eliminated many filing and routine clerical jobs. Microelectronics thus has the potential, to decrease skill requirements in some jobs and increase them in others.Another example where micro-electronics has succeeded is in the area of robotization. The main purpose of robotization is trustedly to improve the productivity of manufacturing processes and the qua1ity of products, which help increase competitiveness of produced goods in the market and bring in gains for the companies. From a broader view point, the increase in process productivity may accelerate growth of these industries and then contribute to the growth of the national economy.The preceding discussion indicates that robotization gives rise to reduction in employment in manufacturing processes, which will be at least partly covered by expansion of the market in the long run. It is obvious that seriousness of the employment impact will be greatly eased by the latter effects. because we should estimate how much these effects will be, and if possible in what time spans these effects will emerge. However, it should be noticed that the compensation is only to a certain degree even if it takes over the first type impact in number. The job pattern in a factory or a company will change and transfer of labour force from the jobs for which robots are introduced to those created by market expansion is unavoidable. Another type of economic impact of robotization is as draw before impact on the world-wide market. Expansion of exports or at least the reduction of imports of manufacturing goods due to increase in their competitiveness in the international market gives positive impacts on the national economy, but in many cases with the sacrifice of worsening trade balance of partner countries. It means that the competition in the international market is likely to be a zero sum or a1most a zero sum game at least in the short run. All developed countries are certain1y shares of the game, new1y industrialized countries or emerging countries will be more sensitive to changes in market competitiveness of member countries.Though the microelectronic revolution already impacted most of the countries in the world, nanoelectronics is likely to have a major impact on the numbers and types of jobs available in the industrial world over the coterminous few decades, every expert who has studied the subject has reached the same conclusion More jobs will be lost in those countries that do not pursue the technology vigorously than in those that do Because nanoelectronics will enhance productivity so greatly, the industries that move fleetly to adopt the technology will have a competitive advantage in international markets.As the global economy continues to be transformed by new technology, there will alship canal be need for talent, intellectual property, capital and technical expertise. We see many of these f actors responsible for shaping how nations today compete, interact and trade. Technical innovations will increasingly shape economies and market robustness. Technology will continue to drive global and domestic GDP. Competition will be provide increasingly by fast breaking innovations in technology. Today this is obvious as rapid technological changes in telecommunications, life sciences, and the Internet demonstrates the emergence of tout ensemble new economic and business realities. If the proliferation of todays technologies to form new business models is any indication of the speed and power of change in the economy, future nano-technologies will make for an even more dramatic shift.Rates of progress in microelectronics suggest that in about a decade 80% of the people in the world will possess a notebook-size computer with the capacity of a large computer of today.The future increase in capacity and decrease in cost of microelectronic devices has not only given rise to compact and powerful hardware but also bring qualitative changes in the way human beings and computers interact. Computing and storage capacity are many times that of past microcomputers tens of millions of basic operations per second manipulate the equivalent of several thousand printed pages of information.The in the flesh(predicate) computer can be regarded as the newest example of human mediums of communication. Various means of storing, retrieving and manipulating information have been in existence since human beings began to talk. Although digital computers were to begin with designed to do arithmetic operations, their ability to simulate the details of any descriptive model means that the computer, viewed as a medium, can simulate any other medium if the methods of simulation are sufficiently well describedWith the technological advance in nanoelectronics multi-core processors represent a major evolution in computing technology. This important development is coming at a time when b usinesses and consumers are beginning to require the benefits offered by these processors due to the exponential growth of digital data and the globalization of the Internet. Multi-core processors will eventually become the primary computing model because they offer performance and productivity benefits beyond the capabilities of todays single-core processors. Multi-core processors will also play a central role in driving important advancements in PC security and virtualization technologies that are being developed to provide greater protection, election utilization, and value for the commercial computing market.One particularly frustrating process is compiling package after the code has been written. Compiling is notorious for overloading computer processor capacity and causing, in many cases, lengthy development cycles. During these periods, software engineers are at the mercy of their computer resources. In many cases, the speed at which software code is being compiled results in greater productivity for the programmer. Overall, that translates into a more efficient software development cycle.Consumers, too, will have access to greater performance than ever before, which will significantly expand the utility of their home PCs and digital media computing systems. Multi-core processors will also have the benefit of offering performance without having to increase power requirements, which will translate into greater performance per watt. Placing two or more powerful computing cores on a single processor opens up a world of important new possibilities. The next generation of software applications will likely be developed using multi-core processors because of the performance and efficiency they can deliver compared to single core processors. Whether these applications help professional animation companies produce more realistic movies faster for less money, or create breakthrough ways to make a PC more natural and intuitive, the widespread availability of har dware using multi-core processor technology will forever change the computing universe.Computer processor design has evolved at a constant pace for the last 20 years. The proliferation of computers into the mass market and the tasks we ask of them continue to push the need for more powerful processors. The market requirement for higher performing processors is linked to the demand for more sophisticated software applications. E-mail, for instance, which is now used globally, was only a limited and expensive technology 10 years ago. Today, software applications span everything from helping large corporations better manage and protect their business-critical data and networks to allowing PCs in the home to edit home videos, manipulate digital photographs, and burn downloaded music to CDs. Tomorrow, software applications might create real-world simulations that are so vivid it will be difficult for people to know if they are looking at a computer reminder or out the window however, ad vancements like this will only come with significant performance increases nd inexpensive computer technologies. Multi-core processors have the potential to run applications more efficiently than single-core processors-giving users the ability to keep working even while running the most processor intensive tasks in the background, like searching a database, rendering a 3D image, ripping and burning music files to a CD, or downloading videos off the Web.For years, independent software vendors delivered imaginative and robust solutions to solve real-world problems, benefiting both businesses and general consumers. Businesses rely on constantly improving software for automating extremely complex processes, including those dealing with e-commerce and information management. Consumers are doing more complex tasks on their PCs, including manipulating digital photographs and media, and running cutting-edge games. The sheer number of new applications, and the exciting functionality they pr ovide, is a credit to software engineers. However, in their quest to design more sophisticated applications, while at the same time making them easier to use and more cost-effective, these professionals are regularly pushing the limits of current processor capacity. Multi-core processors will solve many of the challenges currently facing software designers by delivering significant performance increases at a time when they need it most. With increasing competition and market demands, engineers need to provide more functionality into their designs in less time. Whether enhancing and updating large, enterprise applications or developing the next generation PC game, software developers are acutely aware of the computational requirements during each phase of creation.In additional to what we have read already, nano-electronics affects also the donnish part in our society, the knowledge and competencies required for working in the field of future nanoelectronics which are evolvingvery f ast. At both ends (material/devices and circuits/systems) there is the need to renew and delimitate the content of the knowledge portfolio that colleges provide to students or to company employees for continuous education.Micro-electronics and nano-electronics not only allow us to work comfortably or to enjoy high quality videos but it helps us to travel as well. The old 1950s vision was to have a car which would drive without the need to touch the guide wheel or that it would have everything which a person would dream about. Nowadays almost every car uses microcontrollers in order to control the car from many different ways like controlling the safety of the car itself. In fact most modern cars have embedded the system of traction control which has a microcontroller which constantly monitors the traction and if there is any fluctuation of loss in traction it will quickly compute the necessary adjustments which are needed to regain traction. Apart from this many modern cars incorp orate automatic sensors which in turn are all adjusted, monitored and switch on or off by a controller. It is normal as well to see cars which are switched on simply by pressing a button from the key itself, which is indeed a breakthrough in cars history.Micro-electronics has also effected our lifestyles in so many other ways, making our everyday routine a little more comfortable.. For example, nowadays it is easy to find a complete kitchen system which enables us to set the oven to a pre-defined temperature and cook our meal while we surf the internet or maybe communicate with our friends through social networks which have become very popular. Other home appliances, like washing machines or electric water heaters, can be set in motion using the internet, from practically any location. Micro-electronics has also contributed effectively in administering the use of electricity more efficiently. Todays appliances incorporate sensors and controllers which continuously monitor energy co nsumption and if there is anything which is not being used in-turn they will turn it off in order to consume less power.The above examples are proof that research in the area of micro-electronics and nano-electronics has contributed hugely to change our society in many positive ways. Teleworking is slowly becoming a public for many people, enabling them to commute from their own homes, eliminating the need to travel to work, thus giving parents more flexibility. Communication has been made easier because of better telephony as well as more advanced mobile technologies. Scientists are able to carry out research using extremely sophisticated and intelligent machines which was only possible with advancement in the micro-electronics and nano-electronics fields.ConclusionThe debate about the social implications of microelectronics and nanoelectronics is ongoing. The past has shown us how the switch from old technologies to micro-electronics has affected all aspects of life, from the sta ndards of living to employment, from a more organized social environment to the manifestation of socio-cultural problems such as modern depression, alienation, helplessness and growing resistance against changes.Mankind is now on the brink of another major change that of changing over from using microelectronics to the newer technology of nanoelectronics and this implies another impact on everything we know. This time, influences on employment will be profound but difficult to predict, because different sectors are affected differently. Nanoelectronics will have a significant impact on the semiconductor industry. All electronics related items like memory devices, storage devices, display devices, and communication devices will be swept away by the nanoelectronics wave. From transistors to the computers they fit in, every single device will undergo transformation. Nano-scale devices will enable the creation of a new world of innovative products, such as biosensors, molecular memory , spin based electronic products, and flexible and light-weight photovoltaic cells.The change is inevitable. The future is nano-electronics.

The issue of poverty in Vietnam

The issue of poverty in VietnamWhenever we talk about beggar, this always link us the problem of poverty. It has been an important issue in Vietnam for years. Currently, there is still a large number of people lives social bottom life. This is particularly noniceable in the background of strong stratification when the income hoo-ha between rich and poor start getting grownger and bigger. The process has a dynamic character the poor are getting poorer and the rich so far richer. Moreover, it can create both(prenominal) illegal acts in humanity.In this essay I have considered the following issues cause of beggary, children as beggars, and its effect to the society. The theme of the essay, which I focused on, was the problem of beggary in Vietnam. The study of which I have highlighted the main groups of poor people especially children being abused for begging act. clayI. Cause of beggaryIts very hard to give specific reason or establish some(prenominal) reason for the organization of beggary, as is the case with a crime. There can be a set of causes, including inability to physical, mental derangement, or society, poverty, the custom of giving, unemployment, the collapse of the family business , whether alone or in confederacy could create a situation that can cause beggary.Although the underlying cause in each case is the familys poverty or underemployment when the family is not in a position to support and disabled people, but at the same time, there are no security measures from the social forces them to beg.a) Economic reasons The three main causes of economic poverty, job neediness or lack of employment and business income.Poverty One of the major factors that force people to make a miserable beggary. It does not mean that enough to support themselves or their families, many an(prenominal) people resort to begging.Unemployment But poverty alone cannot be held responsible because all those living in poverty are not used to beggary.The lucrative busin ess Because of easy profits and income from begging, some people can earn enough to make it as a career instead of doing honest labor. Not tho that, many people make it as business and exploit others by investing some money in this business. There are group activities in large cities, which force many children to this job. And in the next part I will wrangle more about it.b) Social causes Among the social causes of family disorganization, lack of parental control, disorganized communities, breaking joint family system and social custom.Disorganized family Family is part of the relationship of our society, which alter our patterns of behavior and activities. Any disruption in our home state, especially in the case of a poor one extends to a breakdown of the family, which do abstract in beggary.Lack of Parental Control The parents do not have the industrial center of control necessary for their children, but mothers also often go to factories to work. As a result children can swi tch to energy in any direction. If they fall into bad company, they can develop love of travel, can lead to beggary.c) Biological Cause Among the biological causes whitethorn be addressed to sickness, physical disability or mental disability and old age.Disability or distemper The physical disabilities such as blindness, deafness or acquired in the beginning had this effect lot of people to beg as economic conditions of their families so as not to afford the maintenance of the disabled.Lack of spirit There are people who lack mental or insane and unable to earn any living and they are forced to beg.Other reason Among other reasons may be mentioned those forced to beg. When someone is executed beggary. There are orphans and waifs and touch those who intentionally maimed or deformed to have a guardian or other psyche can earn their living. Many parents also trade on the normal weaknesses of their children by using this additional source of income.II. Children as beggars1. What cau se children to go on the pass?In this part I want to feedle the main features of social work with street children. In Vietnam, there are more than 1700 children under 18 are homeless and living on the street in 2010 (tien phong newspaper, 2010 http//www.tienphong.vn/Thoi-Su/523066/Tre-lang-thang-duong-pho-Rui-ro-nhieu-nguy-co-lam.html). This is mainly orphans children left without parental care, children runaways. The situation of homeless children is especially painful. Among them there are children-fugitives children run away from home or from an educational sanctuary due to break ties with parents emerged of heavy conflict with teachers, tutors, peers, the deformation value orientation and other reasons that led to a crisis of relations. Rarely, the cause of juvenile runaways presence of mental illness can lead the child to become beggar. Delivered in nursing homes, other institutions of social rehabilitation of such children often commit recidivist runaways. Among many re asons, the loss of family ties or conflicting with family relationships, violent, aggressive, ill-treatment by parents. The reason for the shock of children by the divorce of their parent or a single parent remarries, primarily residing with a child.Additional risk factor was the position and the school, which distanced itself from the teens with a difficult life. Coagulation outside the classroom work in educational institutions, the disappearance of childrens organizations impoverishes recreational activities of children, their training and development.In some cases, children escape from the house a consequence of the pedagogical helplessness of parents, their distorted view of the limits of autonomy of children, lack of control over their pastime. Concerns adults only meet the challenge of natural and material requirements, violation of mutual understanding and trust between children and parents. Strengthening parents employment, forced to combine several jobs to ensure the in stitution of family members also leads to an increase in child neglect, increase the risk of their escape from the house. Dramatically on the rise of social malad safement of children The early alcoholism and drug addiction, vagrancy, darkness teenagers, prostitution, illegal actions. Child runaways become easy prey for criminal organizations, juvenile crime is known for his cruelty and cynicism. Almost all children runaways have lag in mental, physical and intellectual development, weakened health. Sometimes, they are suffering from chronic diseases, feeling its uselessness, these teens often prone to suicidal acts. Creating an integrated system of prevention and rehabilitation of socially malad effectiveed children and adolescents, which include and children a fugitive, is now a problem of national importance.2. When children become victims of the beggars group.Have you ever wonder why there are many kids beggars on the street? If yes, maybe my story here happens to many others too. When you go to Pham Ngu Lao Street in Dict.1, you will easily being followed by some kid beggar carry a child on the shoulder. To me that picture is very painful and of course for the first few times, I just did as most of people seeing that will do, I gave them money. But one day later giving money, I try to find what that littler girl going to do with the money and I saw her run to one woman sit near that and give her money, the money that I just gave her. And for awhile, I read on newspaper, there are like mafia beggars in Vietnam. They hire kids, kidnap some of them and turn them to beggars. In order to go the street and beg for money, all of the kids have to go through the training. The first is a prepared speech when people concern, such as Live in the middle of Vietnam, father just died, they have illness, or little brother or sister needs to be taken care of. The following is to the movements. rest bow is one way, emaciated stinking body rust on others to get in a t errorist .Another way is keep following one person until he has to give them some money. Among the children day after day are probably living in the corner of the street and beg for money now, not because they have miserable life but because they just fell in the trap of beggar business and become a professional beggar. They have been divest to self love, self-esteem and love when people step into the street beggars. In return, they are taught to be tough bottles, cruel and torment each other hand to contribute.III. Effect of beggars to the societyBeggars tend to present a negative image of a particular location. The presence of beggars were seen as manifestations of larger social ills or issues and may cause others to avoid the beggar-area populationThe effects of street beggars cannot be overemphasized. Beggars into health risk because many of them can transmit infectious diseases in society. Some dealers and gird robbers abducted therefore constitute security risks in society. Looking at the effects of street beggars, I think the governments of the countries in the world have to hold big responsibility about it, no matter where it is, commonly reducing poverty in their country which is one of the factors causing it. The government should increase efforts to control craft accidents which are making many people disabled. The medical establishment should be improved so that children will not be attacked by patients before and after birth. Above all, the Government should build a special village to beg than to let them roam the streets.IV. ConclusionAs can be seen from all the higher up facts, people with no fixed income or even see beggary is a business- this is a problem whose solution is the mass of the nuances that require special attention. In Vietnam, beggary still legal, even though the government tries to tell everyone that they cannot make children to go on the street and beg for money. The abstract has been investigated not only the spirit of soc ial work, but the underlying reasons for the formation of the problem. For all these reasons, we can conclude the most important in solving this problem is to overcome the systemic crisis in the country, to carry out social policies that would be aimed at ensuring normal living conditions for the majority of the population, especially the so-called most unprotected.

Pros And Cons Of Biotechnology

Pros And Cons Of BiotechnologyThe Convention on Biological Diversity signed on 5 July 1992 at the United Nations Conference on Environment and Development (the Rio Earth Summit) defines biotechnology as any scientific application that uses biologic sy understructures, living organisms, or derivatives thereof, to make or modify products or functioninges for specialized use.Understand the many disciplines that contri juste to BiotechnologyThe main focus of biotechnology revolves around the use of molecular(a) biology in the application of genetic engineering. Biotechnology encompasses many disciplines and relies on contributions from argonas such as chemistry, computer science, mathematics, biology and engineering in addition to new(prenominal) fields such as economics and philosophy.Historic and current applications of biotechnology and its productsFermentation to produce foodsFermentation was discover over 10,000 years ago and is widely considered to be the most ancient biotech nological discovery. Mankind was producing beer, wine, vinegar and bread using yeast. Lactic acid bacteria in milk and moulds were utilize to produce cheese. in advance(p) food production still employs these processes but the cultures father been genetically refined and purified so that only the most desirable traits remain.Food preservationPreserving food by dint of drying, salting and freezing was practiced even before anyone really understood why food spoiled in the first place. Louis Pasteurs question on the despoliation of win in 1864 was the first attempt to research food technology in a scientific manner.Polymerase Chain Reaction (PCR)PCR is a technique in molecular biology use to amplify a few copies of a piece of desoxyribonucleic acid through thermal cycling generating millions of copies of a particular DNA sequence. This technique is apply for a variety of purposes including DNA sequencing in copy, analysis of hereditary genetic diseases or even in the identificat ion of genetic fingerprints used in forensic science.Microbial biodegradationThe elimination of pollutants and waste from the environment is a concern that has intensified in recent years as humanity strives to happen sustainable ways to cleanup contaminated environments. Bioremediation harnesses the natural ability of microbial xenobiotic metabolism to degrade and transform a huge oscilloscope of compounds including hydrocarbons and metals.List and fall upon unalike types of biotechnology and their applicationsThere ar a subjugate of jargon terms for sub-fields of biotechnology.Red biotechnology refers to biotechnology used in medical processes. Its applications let in the production of antibiotics, vaccines and genomic manipulation to cure diseases.White biotechnology refers to biotechnology used in industrial processes. Its applications include using organisms to produce useful chemicals. The aim is to slip by traditional manufacturing processes by consuming fewer resource s.Green biotechnology refers to biotechnology used in agricultural processes. Its applications include designing plants to grow under specific conditions or in the presence/absence of agricultural chemicals. One of its aims us to produce more environmentally friendly solutions separate from traditional industrial agriculture.Bioinformatics addresses biological problems using information technology. It plays a key role in aras like biotechnology and pharmaceutical sector. Bioinformatics also helps in the analysis of functional genomics, structural genomics, and proteomics amongst others. domiciliate examples of potential advances in BiotechnologyRed biotechnology, especially in the field of regenerative medicine, is poised to transform healthcare. Advances in genetics, stem-cell research and cloning promises a golden get along in medical care for the future.Genetics is the principle science behind regenerative medicine. Recombinant DNA technology is currently applied in producing vaccines to combat hepatitis B and human-protein drugs to portion out diabetes. New protein drugs are in development to treat a wider range of diseases. It is speculated that genes dirty dog be used to stimulate the growth of new tissue, and create antibodies to all suppress or enhance the immune system. This can be used to treat diseases such as arthritis and various cancers in the future. Regenerative medicine, unlike chemical base drugs that simply supports failing or damaged variety meat or tissues, cures disease while having less(prenominal) toxic side effects.Cellular biology plays a major role in regenerative medicine. Human cells are currently macrocosm used in a variety of ways such as growing countercurrent vessels and manufacturing artificial skin. Stem cell research offers even more promising treatments. In the future, adult stem cells can be harvested, cultured, and reinserted to heal damaged tissue, bones, nerves, and organs for those suffering brain and spinal injuries. Adult stem cells have limited flexibility as they are often difficult to locate and activate, this means they are unviable in the treatment of a number of disease and injuries. Embryonic stem cells are easier to obtain and their plasticity offers immenseer therapeutic benefit.Regenerative medicine promises many benefits. pause precision in diagnostics means earlier and more effective medical interventions. The Human Genome Project and ubiquitous monitoring allow allow medicine to develop an appropriate response to the onset of debilitating and life-threatening diseases. Effective therapies will affect the quality of many patients lives. Diseased or damaged organs can be repaired or replaced completely. This will prove a great boon for the worlds ageing population as it improves the longevity of human life.Reflect on how it affects you and the worldThere is intense debate over the development of medical biotechnologies. Studies in genetics, cloning and stem-cell researc h have sparked unflattering headlines. How do we balance the great hope of treating currently incurable conditions such as Alzheimers with the moral cost that many argue is to high? Will embryonic stem-cell research and therapeutic cloning mean a callous commoditization of human life at its most vulnerable stage? Or are attempts to restrict development in regenerative medicinal drug condemning countless individuals to needless suffering?Will the benefits of regenerative medicine be distributed evenly, or will only the wealthy be able to afford it? What will be the social effects of a society populated by genetically enhanced individuals of varying levels? Does this prospect mean greater or less regulation of regenerative medicine research?Admittedly, these questions each embody a number of issues that are contentious in their own right. And each of them requires detailed analysis and scrutiny. much(prenominal) inquiries are themselves shaped by a bigger picture of religious, mor al, social, and political convictions. To what end are the current and future developments in regenerative medicine directing us? And how do we judge whether this end is desirable?Commoditization of human lifeSomatic cell nu elapse transfer (SCNT) is a technique to produce human embryonic stem (ES) cells for research or therapy. The technique creates human embryos that serve as sources of human ES cells. In deriving the human ES cells, the cloned human embryo (enucleated human egg transplanted with somatic cell nucleus) is destroyed at the blastocyst stage. This technique has many significant applications for clinical applications and medical research. Human ES cells produced from unimpregnated egg cells transplanted with a nucleus from a human somatic cell can serve as a renewable source of cells with varied applications. These cells are capable of self-renewal and can transform into any other type of cell in the human body. Human ES cells can also be used for research into in vitr o studies of normal human embryogenesis, abnormal development, human gene discovery and teratogen testing.Therapeutic cloning involves the destruction of cloned human embryos. The moral controversy arises depending on what status cloned human organizes possess. I feel that there are 3 main responses to this question.Human being and human embryo are essentially differentHuman embryos are essentially different from human beings and have no status. Bonnie Stienbock stipulates that cognitive status is non a matter of species membership but rather the ability to think, feel and experience. Early embryos can non feel or experience anything. Thus, nothing you do to an embryo, including the act of killing it, can harm its interests because embryos do not have any interests.Human being and human embryos are essentially the samePeter Garret, research director of Life, an anti abortion group in Britain states that therapeutic cloning is simply a form of technological cannibalism. The moral re asoning being that cloning a human embryo to harvest stem cells would be equivalent weight to creating an individual with the eventual aim of plundering him/her for body parts. To bring it in line with Steinbocks view, species membership is the core determining factor when deciding whether a human organism has cognitive status.Respect for human lifeThe third response presents that view that while human embryos are not equivalent to human beings, they are still a form of human life and are deserving of respect. Steinbock stipulates that the significance of and importance of embryos is symbolic. The respect that we confer to human embryos is equal to that we accord to dead bodies. A dead human body does not have interests by itself but we show respect for dead bodies by burying them in accordance with our social or religious views. We do this because the dead human body represents a person who has existed. Similarly, we can argue that respect should be accorded to human embryos beca use of its potential to become a human being.I do feel that the development of sound bioethics depends on according embryos, fetuses or babies near word form of moral significance and importance. But as these reflections show, advances in biotechnology lead us to explore the philosophical issues regarding how to develop and apply new medical and technological possibilities. There are conflicts regarding the moral standing of early human life, issues regarding the meaning of personal identity and the potential to become a person. The challenges of the future will not only be scientific, but will require careful grounding in bioethics.Post humanismThe development of superior diagnostic, therapeutic, preventive and enhancement techniques are sure to raise human life expectancy. Eminent researchers in the field of biogerontology such as Aubrey de Grey speculates that if accelerated aging syndrome such as Progeria can be fought as a disease, natural aging should fall along the same li nes. Regenerative medicine can eventually thwart the natural aging process resulting in increased longevity. This is certainly within the realm of possibility, when all dysfunctional organs can continually be refreshed, we would have a substantially eternal lifespan.If regenerative medicine is the first step in curing aging and subsequently, a declaration of war on human mortality, then an interesting issue is agonistic upon us. Should humans use technology to overcome or extend the limits of our mortality imposed on us by the evolution of human biology? When thus these limits are overcome or greatly extended, then mortality is no longer a definitive feature of human life. In the absence of this delimitate feature, are human beings aspiring to become mere artifacts of our own engineering?I personally feel that much of the meaning and virtue in being human stems from our understanding of the finitude of mortal life. Much of the nobility embodied in human beings stem from procreat ion, a recognition that our future is shaped by and for our successors. Nothing good can come from continually extending the life of the progenitors.Preimplantation Genetics Testing and EugenicsDevelopments in reproductive medicine have provoked another range of questions, arising from the fact that techniques involving in vitro fertilization make it possible to examine and possibly alter the embryo prior to its implantation and development through fetal to the child stage. This leads to what is known as the designer baby issue imposing an ideal pattern on an embryo. The usual practice in clinics is to create a number of embryos in vitro and retain only those that meet the desired criteria. There are a number of situations where this procedure may be chose.It may be a matter of parents seeking to have a child free from a genetic condition known to be a risk in the family. However, groups representing the disabled claim that such selection disvalues disabled people. The same situat ion can be applied to selecting embryos by sex when the genetic condition involved is sex-linked. This would have broader impacts when sex selection is done for cultural or social reasons since this raises issues on the relative value set on male and female and the impact on the balance of sexes in society.Pre-implantation Tissue Typing (PITT) to produce a compatible donor for a sick family member takes the discussion onto new grounds. Many of them were covered in the film My Sisters Keeper and it raises questions approximately the exploitation of the resulting child and the violation of its own human rights claims.The spectrum of a new type of eugenics lies in the wait in any debate about designer babies. Scientists have rubbished the practice of eugenics as the convergence on a monoculture of ideal types may lead to elimination of traits that roll out to have evolutionary advantages.The issues that I have discussed have shown that there is a possibility of altering the embryos g enetic structure either to eliminate some genetic diseases or, to promote sought-after characteristics such as intelligence or sporting potential. We are already screening various potential lives (embryos) in vitro to steady down which should be given a chance at live and which should be allowed to perish. It is no longer the creation of live as we discussed earlier but the control, cause and disposal of life that are at stake. This all leads to a brave new world of scientific eugenics.A variety of philosophers and scientists have argued for a developmental model of the legal status of the human embryo and foetus. The Roe vs. Wade decision held that pregnancy can be divided into 3 periods, corresponding to the form that the foetus has been developed. The Supreme Court upheld that these periods correspond to an increasing standing of the emerging person in the human community. Yet the national debate continues and the lack of consensus about the status of the embryo has resulted i n contradictory legal definitions in the US. Legality of embryo research varies from country to country as well.There is no clear guideline to the usage and treatment of embryonic material as there are too many fundamental questions that go to the root of humanity. Yet, I advise that we apply the Kantian tradition of respect for persons and human rights that has been part of our history of civilized societies that balances. By all means, move ahead with stem cell research but let us be aware of all the issues surrounding it. Bioethics will continue to be faced with challenging questions, some of which we have not even conceptualized. In considered how to deal with moral issues, we should not narrow the range of persons who have moral responsibilities in determining answers. Both bioethicists and lawmakers must look to direction from the public, not only from scientific and business interests. The public too have a special duty, which the media should assist in, to be well-informed in these complex matters.

Comparing My Father and My Brother Essay -- comparison compare contras

Comparing My Father and My BrotherTo find extreme viewpoints, I need look no further than my own family. My family has members whose opinions deviate widely. These opinions often result in interesting conversations, debates, and occasional disagreements at family gatherings. The differences in opinions appear relatively minor but often lead to hours of spirited, verbal exchanges. around of these discussions argon no function more than good-natured kidding which helps pass the time during long vacation trips in the family car. Two contrasting members of my family are my brother and my father. I extrapolate both of them fairly well, but their attempts to understand each other are less successful. My father and my older brother sometimes assume diametrically polar viewpoints. My brother is artistic and creative while my father is pragmatic and technically minded. One of the more humorous differences between them is their taste in music. My brother is a born musician who loves music with soul. He is currently a Jazz Studies major at the University of North Texas. On the other hand, my father is a scientist, has no musical talent, and listens to muzak. This situation often presents a problem during long car trips. The family often becomes polarized between those who want to listen to Mantovani and those who want to listen to something more tasteful. Compromises are usually reached by our first listening to Mantovani and then listening to something else. My father owns the car and manages to stay in the front seat most of the time. As a result, we hear a lot of Mantovani. Another often humorous difference between my father and brother is the way they wear their hair. My brother wears his hair have to his sh... ...eople in all walks of life. He studied music at an early age and was encouraged to develop his interest in the field. Although talented in maths and science, my brothers true love was music. He was determined, upon graduating from high school, to make a career in music. Although my brother and father disagree on many things, they manage to come out along very well. Both of them are open-minded and can appreciate each others differences. Though they are different in many ways, they share a few interests, such as fishing and working on cars. They also enjoy lively discussions on topics about which they disagree. It is probably a good thing that all people are not born exactly like their parents. If everybody were alike, the world would be a very boring place. One thing is plastered long car rides would be less interesting without arguments about Mantovani.

Grapes of Wrath :: essays papers

Grapes of Wrath In John Steinbecks epic, The Grapes of Wrath, the Joad family is the example of the working class family during the 1930s. The novel depicts the Joad family as they be struggling to move from an infertile advance in Oklahoma to the gold coast of California. They are driven off of their farm by not only the dust-bowl, but because they cant concede the mortgage to the banks, despite their hard work. Work is a very important theme in the book. Steinbeck is describing a family whose livelihood comes from working on the place down. This has two meanings. The maiden describes their jobs as farmers who are literally working on the land to make it produce crops. The second meaning however is much deeper it describes the actual process that farmers such(prenominal) as the Joads go through on the farm. They work the land by cultivating it and treating the soil the right way. They put their own blood, sweat, and tears into the land. In return the land sprouts crops, which they would then sell for money. The land however is destroyed by the dust bowl and the Joads have no place to work. They are skilled only for the farm. This is the starting idea that Steinbeck gives more or less work. He shows a family with a skill, but in a place where the skill had no worth. Al seems to be knowledgeable rough fixing cars, but for the most part, the only way that the Joads have, or can survive is as farmers. This is a direct statement on what the Industrial renewal was doing to America in the time period. The jobs on the farm that were done by hand were becoming machine tasks. Steinbeck makes a very blatant statement against the machines that came about and blamed them for much of what happens to the Joads that force them to leave the land. Steinbeck doesnt only use the machines as the machine that literally forces the Joads off of their farms, but also incorporates the ideas that the big businesses are using the machine to do th e jobs of the actual farm families. Work is what the driver of the tractor had to do when he comes to remove the Joads from the land in Chapter Five.