Biology Essay

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Running Head- Important Discoveries in the field of biology Dealing with DNA, Cellular Biology and Biotechnology. Title- Important Discoveries in the field of biology Dealing with DNA, Cellular Biology and Biotechnology Name- Course Name- University- Important Discoveries in the field of biology dealing with DNA, Cellular Biology and Biotechnology Science of biology has always been progressive in nature and discoveries has been taken place which benefitted the human race in many ways.During the past 200 years along with the major achievements like cell biology, evolution, biotechnology and the DNA itself led to many important discoveries were made and with these discoveries many advancement have also being seen in the field of medical sciences regarding in finding the cures of mortal diseases like cancer etc. A large advancement has been seen in both the fields DNA and Biotechnology with the rise of DNA technologies. Some of great discoveries which were the most important in respect to society, health and culture of modern life are: 1) Stem cells: In the year 1987 Irv Weissman purified the first stem cells which opened many different ways for the treatment of malignancies including leukaemia, lymphoma and many cancer related diseases where cancer cells which can be transplanted by healthy stem cell population. Stem cells are a class of undifferentiated cell but has an unique property of getting differentiated into specialized cells. We can extract them from two main source. They are: a) Embryos forms the embryonic stem cells.-It is derived in the blastocyst phase of development of a 4-5 day old human embryo. The blastocyst consists of outer cell mass which becomes a part of the placenta and an inner cell mass which has the ability to

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