Biology, 07.11.2019 14:31 payshencec21

Unlike amphibians, reptiles
a. have lungs to oxygenate blood.
b. use single-loop circulatory system.
c. have a closed circulation system in which blood circulates entirely within blood vessels.
d. have ventricles that are further divided to lessen mixing of oxygen-rich and oxygen-poor blood.

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Unlike amphibians, reptiles
a. have lungs to oxygenate blood.
b. use single-loop circu...

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