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InterviewSolution
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Describe double circulation in humans and why it is necessary |
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Answer» Ooh 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. It is\xa0necessary\xa0for a\xa0human\xa0being to separate oxygenated and de-oxygenated blood because this makes their\xa0circulatory system\xa0more efficient and helps in maintaining constant body temperature. |
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