Which extraembryonic membrane in human prevents desiccation of the embryo inside the uterus?

Yolk sac

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Amnion

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Chorion

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Allantois

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Solution

The correct option is B Amnion
The embryo of human produces four extraembryonic membrane as:
Amnion protects the embryo from desiccation in the sac filled with amniotic fluid.
Yolk sac contains yolk.
Chorion lines the inner surface of the shell.
Allantois stores metabolic wastes of the embryo.
Thus, the correct answer is (B).

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