Question

8. What is double-circulation? What is the advantage of such type of circulation?​

Answer 1

Answer:

Double Circulation

Explanation:

When the blood goes through the heart twice during each cycle in other vertebrates. It prevents the mixing up of oxygenated and deoxygenated blood.

Answer 2

Answer:

advantage of double circulation: higher blood pressure is maintained. there is a greater flow of blood to the tissues.

Explanation:

double circulation gives the ability to create more pressure to pump blood around the whole body system. there is separation of oxygenated and deoxygenated blood.

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