jscarpenter791 jscarpenter791

11-02-2018
Biology

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How is an amniotic egg like a respiratory membrane?

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paolaz0610 paolaz0610

11-02-2018

A shelled, water-retaining egg with four membranes that enables reptiles, birds, and egg-laying mammals to complete their life cycles on dry land

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carlacwhite carlacwhite

11-02-2018

Gas exchange happens through I the amniotic sack of the egg

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