Where do the scientists obtain embryonic stem cells? In other words, what are the sources of embryonic stem cells that the scientists are currently using?
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A blastocyst is an embryo that is about 4-5 days old and consists of approximately 100-150 cells. Show more…
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Which of the following are currently sources of human embryonic stem cells? Existing embryonic undifferentiated stem cell lines which continuously divide in culture. Embryonic cell lines established from cloned human beings. Excess embryos from IVF treatments. Induced pluripotent stem cells. Amniotic stem cells. Question 9: The transfection of cells with the following four genes: Oct4, Sox2, Klf4, c-Myc describes which stem cell technology? Induced Pluripotent Stem Cells (iPS). Somatic Cell Nuclear Transfer (SCNT). Cell Cloning. None of the above.
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How are stem cells currently being used in the laboratory?
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Human embryonic stem cells (hES) can be derived and cultured from an 8-celled cleavage embryo and from a cell of the inner cell mass. Explain the difference between these stages. Is the potency of these two sources of cells the same? Explain.
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