Extra embryonic membrane amnion is not found in amphibians because

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2.Human Reproduction

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Extra embryonic membrane amnion is not found in amphibians because

A

They lay eggs in water

B

Egg hatches in tadpole

C

Amphibious habit

D

They have smooth skin

Solution

(a)Amnion provide protection against shock and desiccation which is already provided by water in frogs, hence amnion is absent in it.

Standard 12

Biology

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