Why is it necessaryto separate oxygenated and deoxygenated blood in mammals and birds?
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It is necessary in mammals and birds to separate oxygenated and de-oxygenated blood because this makes their circulatory system is more efficient and helps in maintaining constant body temperature...
if oxygentaed and deoxygenated blood keep mixing together then there will less oxygen per ml blood
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Separation of oxygenated and deoxygenated blood allows good supply of oxygen to the body . This system is useful in animals that have high energy requirement . Mammals and birds constantly need oxygen to get energy to maintain their body temperature constant .
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