Amnion
The amnion, also called the amniotic sac, is a tough but thin membrane which holds a developing fetus until shortly before birth.Amphibianss do not have amniotic eggs. Mammals, birds, and reptiles do and are called amniotes.
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AmnionThe amnion, also called the amniotic sac, is a tough but thin membrane which holds a developing fetus until shortly before birth.Amphibianss do not have amniotic eggs. Mammals, birds, and reptiles do and are called amniotes. |
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