Question

Which of the following statements is true?

A. Digestion begins in the stomach.
B. Deoxygenated blood enters the heart through the aorta.
C. Urine is produced by the pancreas.
D. Red blood cells are produced by bone marrow.

Answer 1

I think the answer is D.

Step-by-step explanation:

D. Red blood cells are produced by bone marrow.

Not 100% sure