georgancaashaundic georgancaashaundic

13-12-2016
Biology

contestada

The amnion is an extra-embryonic membrane that surrounds the embryo and encases it in amniotic fluid.

Which animal lacks an amnion?
A) frog
B) lizard
C) pigeon

Respuesta :

pkmnmushy pkmnmushy

19-12-2016

The frog is the one animal that lacks an amnion. We knwo this because An amnion is only developed in mammals and reptiles but not not amphibians. I hope this is what you need

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GoldchainsCALI GoldchainsCALI

22-12-2016

A is the answer bruh

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