The answer to the particular question is true.
Answer: Left Ventricle!
Explanation: The left ventricle receives oxygenated blood from the left atria and pumps it through the aorta into systemic circulation to supply the tissues of the body with oxygen.
Answer: Adaptation
Explanation:
The adaptation can be defined as the biological mechanism that makes the organisms suitable to survive in the changing environment. The adaptation can be done at the genetic, molecular, physiological and structural level all these adaptations increases the likelihood of survival of the organisms and increases their rate of reproduction. The beneficial traits acquired due to adaptation are passed from parents to their offspring. Thus the adaptation becomes profound and observable in living beings.