Why is the research being done on embryonic stem cells so controversial?

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    Embryonic stem cells must be harvested from discarded embryos.
    Embryonic stem cells must be harvested from pregnant females.
    Embryonic stem cells must be harvested from the umbilical cord blood of newborn babies.
    Embryonic stem cells must be harvested from fetal tissues obtained after an abortion.
asked May 19, 2013 in Biology by anonymous
    

1 Answer

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Embryonic stem cells must be harvested from discarded embryos.
answered May 20, 2013 by Bioshare ~Top Expert~ (34,070 points)



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