Gonads are the reproductive organs that produce gametes.
Gametes are also known as sex cells. They are produced by the gonads. In males, the gonads are the testes. The gametes that are produced by males are called sperm cells. In females, the gonads are the ovaries. The gametes that are produced by females are called egg cells.
Answer: Pulmonary aortic valve
Explanation:
The correct answer is catalyst. Hope that helps.
I believe the answer would be “B” Srry not good with science