Mammalian embryonic stem cells are cultured from cells taken from

Name: Mammalian embryonic stem cells are cultured from cells taken from
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Mammalian embryonic stem cells are cultured from cells taken from the inner cell mass of the blastocyst, which is the stage of embryonic development after the four-cell embryo stage. Trophoblast cells give rise to the placenta and amnion cells form the amniotic sac, but neither of these cell types are used to culture embryonic stem cells.

Mammalian Embryonic Stem Cells Are Cultured from Cells Taken from