Question

vertebrates have four chambers in heart why​

Answer 1

Answer:

To seperate oxygenated and deoxygenated blood

Answer 2

Answer:

Heart has four chamber i.e.,two atria and two ventricles. The right atrium receives oxygen-poor blood from the body and pumps it to the right ventricle. The right ventricle pumps the oxygen-poor blood to the lungs. The left atrium receives oxygen-rich blood from the lungs and pumps it to the left ventricle.

Hope it helps...