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 send deoxygenated blood to the lungs where it becomes oxygenated....... hope it will help you please mark the answer as brainlist and don't forget to follow me OK thanks

Answer 2

Answer:

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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