Why oxygenated and deoxygenated blood should be separated in mammals and birds?
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oxygenated and deoxygenated blood should be separated in mammals and birds as energy needs of mammals and birds are high so as to get best of efficiency in oxygen transportation their blood are separated
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Explanation:
It is necessary to separate oxygenated and deoxygenated blood to maintain efficient supply of oxygen into the body. This system is essential in animals that have high energy need. For example, animals like mammals and birds which constantly use this energy to maintain their body temperature.
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