Biology, asked by adityabhatia15nov200, 10 months ago

Draw the human heart and label its parts explain the meaning of double circulation

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Answered by maheshwark50
4

Answer:

the heart receives deoxygenated blood from throughout the body nd pumps this blood to the lungs ,the oxygenated blood from the lungs returns to heart,which is pumped again into different parts of the body by the heart thus blood passes through the heart twice this is known as double circulation

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