Plant Growth and DevelopmentHard

Question

The extra-embryonic membranes of mammalian embro are derived

Options

A.tropoblast
B.follicle cells
C.inner cell mass
D.formative cells

Solution

Trophoblast in mammalian embryo produces extra embryonic membranes provide protection and nourishment to foetus. These are of 4 types - chorion, amnion, allantois & yolk sac, embryonic membranes.

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