The extra-embryonic membranes of mammalian embryo are derived from

Trophoblast

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Follicle ceIls

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Inner cell mass

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Formative cells

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Solution

The correct option is C Trophoblast
Trophoblast in mammalian embryo produces extra embryonic membranes. Extra embryonic membranes provide protection and nourishment to foetus. These are of 4 types-chorion, amnion, allantois and yolk sac, embryonic membranes. Chorion is the outermost extraembryonic membrane while amnion is the innermost extraembryonic membrane.
Therefore, the correct answer is option A.

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