Question

wh birds and animals the left and right side of the heart are separated give reason birds and animal
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Answer 1

Answer:

Answer: In birds and mammals have a double circulation system where both the oxygenated and deoxygenated blood maintains separate. ... It is necessary for them to separate oxygenated and de-oxygenated blood so that their circulatory system is more efficient and can maintain their constant body temperature.

Explanation:

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Answer 2

Answer:

The separation of the left and the right side of the heart is useful because there is no mixing of blood. ... As a result the blood from the right Atrium goes to the the where it gets oxygenated and then it flows back into the left side of the heart from where it moves into the the body.

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