Science, asked by s158510bharash17120, 2 months ago

what is double circulation? why is needed?? Answer points mai btana please

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Answered by Arjun5996

Answer:

1)During a single cycle blood goes twice in the heart which is known as double circulation.

2) 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.

Hope it helps you..!!

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what is double circulation? why is needed?? Answer points mai btana please​

Answers

what is double circulation? why is needed?? Answer points mai btana please