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Svetllana [295]
3 years ago
8

How is stem cells made

Biology
1 answer:
telo118 [61]3 years ago
5 0
These stem cells come from embryos that are three to five days old. At this stage, an embryo is called a blastocyst and has about 150 cells. These are pluripotent (ploo-RIP-uh-tunt) stem cells, meaning they can divide into more stem cells or can become any type of cell in the body.
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