What evidence would be most useful in differentiating between the remains of australopithecus afarensis and homo habilis? a. structure of the pelvis b. position of the foramen magnum c. size of the braincase d. skeletal evidence would not be useful in differentiating between the two.

What is a difference between systemic and pulmonary circulation? a. systemic circulation carries oxygenated blood to the lungs and pulmonary circulation carries deoxygenated blood to the body. b. systemic circulation carries deoxygenated blood to the lungs and pulmonary circulation carries oxygenated blood to the body. c. systemic circulation carries deoxygenated blood to the body and pulmonary circulation carries oxygenated blood to the lungs. d. systemic circulation carries oxygenated blood to the body and pulmonary circulation carries deoxygenated blood to the lungs.