Question

what is double circulation​

Answer 1

Answer:

Double Circulatory System. ... It is called a double circulatory system because blood passes through the heart twice per circuit. The right pump sends deoxygenated blood to the lungs where it becomes oxygenated and returns back to the heart. The left pump sends the newly oxygenated blood around the body.

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Answer 2

Answer:

Below

Explanation:

When the blood passes through the heart twice in one cycle it's known as double circulation