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Describe double circulation in human being. …

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Describe double circulation in human being. Why is it necessary?

    • Posted by Nitu Khushwah 5 years, 1 month ago

    CBSE > Class 10 > Science
    • 1 answers

    Pawan Dwivedi 5 years, 1 month ago

    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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