Biology, asked by sunildubey95591, 1 year ago

Why is blood circulation in human heart are called double circulatory system

Answers

Answered by MRprfect
1
Because in human body blood passes through heart 2 times. First time oxygenated blood passes from heart and second time deoxygenated blood passes through heart

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Answered by usjadhav2001
0

Answer:

ko

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