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建立人际资源圈Cloning
2013-11-13 来源: 类别: 更多范文
Cloning
Over the past few years, cloning has become a very controversial topic. The American Medical Association (AMA) defines cloning as the production of genetically identical organisms via somatic cell nuclear transfer (Farnsworth). In simple terms, cloning is the method of producing a baby that has the same genes as its parent (Farnsworth). With the rapid advancements in cloning, it is critical that we understand not only the benefits, but also the consequences that may arise. It will be necessary for scientists to be educated about cloning in order to avoid preventable complications, to properly prepare all aspects of the experiments, to keep the best interest of society in mind, and to acknowledge moral and ethical issues.
Many people do not realize this, but cloning has been around for Just over 30 years. Embryo cloning (in vitro fertilization) has been carried out on many species of animals. It involves removing one or more cells from an embryo and encouraging the cell to develop into a separate embryo with the same DNA as the original (Robinson). In vitro fertilization is a form of cloning in which sperm and an egg cell are mixed together on a glass dish (Robinson). After the sperm
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