CBSE Class 10 Answered
Describe double circulation in human beings?why is it necessary?
Asked by | 27 Aug, 2008, 10:32: PM
Expert Answer
Passing of blood two times in the heart to supply once to thee whole body is double circulation.
It is necessary to meet the high energy demands of human body.
Answered by | 27 Aug, 2008, 11:00: PM
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