Biology, 11.10.2019 17:30 amandaaarmentaa

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

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Unlike amphibians, reptiles-
a. have lungs to oxygenate blood.
b. have a closed circulat...