what is the use of double circulation
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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.
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double circulation prevents the mixing of o2 and co2 rich blood. and it helps to supply blood in proper pressure to our body.
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