B1510_module5_2_cloning_stemcells

B1510_module5_2_cloning_stemcells - Cloning and Stem Cells...

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Cloning and Stem Cells How are mammals cloned? What is the difference between reproductive cloning and therapeutic cloning? What is the difference between embryonic stem cells and adult stem cells? What legal and ethical issues revolve around cloning and stem cell technologies?
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Q: Why don’t nuclei from differentiated intestinal cells support complete embryonic development? A. The nuclei of intestinal cells contain only the genes required for intestinal cell proteins B. The nuclei of intestinal cells have lost some genes for embryonic development C. The nuclei of intestinal cells have created new genes that instruct the cells to become intestinal cells D. All of the above E. None of the above
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Hello, Dolly! Dolly and her surrogate mother Dolly’s lamb, Bonnie
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Mammalian cloning
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Somatic nuclear transfer Totipotency (the ability to differentiate into all different cell types) was regained when somatic cells were arrested in the cell cycle before DNA synthesis.
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possible now? In vitro fertilization technology has come of age. Louise Brown the first “test tube baby” was born in the 1970s. Nuclear transfer into human eggs is possible for males with defective sperm.
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This note was uploaded on 05/01/2011 for the course BIOL 1510 taught by Professor Jungh.choi during the Spring '07 term at Georgia Institute of Technology.

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B1510_module5_2_cloning_stemcells - Cloning and Stem Cells...

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