Why is it necessary to separate oxygenated & deoxygenated blood in mammals and birds?

Asked by  | 12th Jul, 2008, 11:03: AM

Expert Answer:

This separation allows a highly efficient supply of oxygen to the body. This is especially important in birds and mammals, which have high energy needs and constantly use energy to maintain their body temperature.

Answered by  | 12th Jul, 2008, 12:37: PM

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