Extra-embryonic membrane Amnion is not found | vedclass

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Question

(A) The $Amnion$ is an extra-embryonic membrane that provides protection against mechanical shock and desiccation (drying out) for the developing embr

Vedclass · Accepted Answer

They lay eggs in water

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(A) The $Amnion$ is an extra-embryonic membrane that provides protection against mechanical shock and desiccation (drying out) for the developing embryo.Since amphibians lay their eggs in water,the surrounding water medium naturally provides protection against desiccation and mechanical stress.Therefore,the evolutionary development of the $Amnion$ is not required in amphibians,making them $Anamniotes$.

Extra-embryonic membrane $Amnion$ is not found in amphibians because

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