1.

In human female the blastocystA. Gets implanted in endometrium by trophoblast cellsB. Forms placenta even before implantationC. Gets implanted into uterus 3 days after ovulationD. Gets nutrition from uterine endometrial secretion only after implantation

Answer» Correct Answer - A
(A) In human female the blastocyst gets implanted in endometrium by trophoblast cells.


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