Question

WHY IS IT NECESSARY TO SEPARATE OXYGENATED AND DEOXYGENATED BLOOD IN MAMMALS AND BIRDS?​

Answer 1

This the answers for it

Answer 2

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➷ It makes the circulatory system more efficient and helps to keep a constant body temperature. It allows an efficient supply of oxygenated blood to the body cells.

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➶ Hope This Helps You!

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