Biology, asked by emoboyy, 1 year ago

describe double circulation of blood in human being?why is it necessary

Answers

Answered by veena64
4
During a single cycle blood goes twice in the heart which is known asdouble circulation. 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 auroraariazen
2

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 circulatory system is more efficient and helps in maintaining constant body temperature.

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