Double helix so the answer is D
Answer:
left atrium
The left atrium receives oxygen-rich blood from the lungs and pumps it to the left ventricle through the mitral valve. The left ventricle pumps the oxygen-rich blood through the aortic valve out to the rest of the body
Explanation:
The left atrium receives oxygen-rich blood from the lungs and pumps it to the left ventricle through the mitral valve. The left ventricle pumps the oxygen-rich blood through the aortic valve out to the rest of the body
Viceroy butterflies look much like the Monarch. Because of this, they are saved from predators also. This protective mechanism is BEST called