Question

Describe double circulation in human beings why is it necessary brainly

Answer 1

Explanation:

double circulation is a process in which the oxygenated blood transfer from heart to all parts of the body and then it is collected back to the body which is deoxygenated blood so because of this the blood get purified and all the imperative in our body is regulated by the blood.. show that the sales get proper oxygen two function proper and get heal. all the impurities should be transformed from our cell.

please mark my answer brainlist.

Answer 2

Answer:

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