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Question

The amnion of mammalian embryo is derived from

A
Mesoderm and trophoblast
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B
Ectoderm and mesoderm
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C
Ectoderm and endoderm
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D
Endoderm and mesoderm
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Solution

The correct option is B Ectoderm and mesoderm
  • The developing fetus grows in the amniotic cavity which is surrounded by the amnion. This is the membrane that covers the amniotic cavity. The
  • membrane is derived from the extra somatic ectoderm on the inner side and mesoderm on the outer side.

Thus, the correct answer is option B.

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