Question

What is meant by double circulation? What is its significance?

Answer 1

double circulation means when our heart in load and do work with more energy it is called as double circulation .its significance is it thatt our heart afford more energy work

Answer 2

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$\blue\longmapsto\:$ The blood circulation in which blood passes through the heart twice ,in a complete cycle is called double circulation.It consists of pulmonary circulation and systematic circulation.

Significance :- It prevents the mixing of oxyhenated and deoxygenated types of blood

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