Question

third clevage occurs in embryo when it is present in​

Answer 1

Answer:

ok ok

Explanation:

Cleavage is holoblastic and rotational. Humans having Holoblastic cleavage with equal division. At the eight-cell stage, having undergone three cleavages the embryo goes through some changes. ... The trophoblast cells will eventually give rise to the embryonic contribution to the placenta called the chorion.

Answer 2

Answer:

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