Question

How is placenta form in the human female?​

Answer 1

Answer:

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Answer 2

HERR IS YOUR ANS.

placenta begins to develop upon implantation of the blastocyst into the maternal endometrium. The outer layer of the blastocyst becomes the trophoblast, which forms the outer layer of the placenta. ... The placenta grows throughout pregnancy.

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u

anshika

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