why is double circulation needed
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2
Answer:
During a single cycle blood goes twice in the heart which is known as double circulation.
Explanation:
It is necessary in human being to separate oxygenated and de-oxygenated blood because this makes their circulatory system is more efficient and helps in maintaining constant body temperature.
Answered by
1
Answer:
Explanation:
During a single cycle blood goes twice in the heart which is known as double circulation. It is necessary in human being to separate oxygenated and de-oxygenated blood because this makes their circulatorysystem is more efficient and helps in maintaining constant body temperature.
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