What stimulates the reproductive organs to develop testicles?
sperm mechanical barnacles the penis the moon testosterone Chemical energy competition
A B C D E F G H
Testicles are male reproductive organs.
Testosterone stimulates the reproductive organs to develop testicles
What stimulates the reproductive organs to develop testicles? (A) sperm (B) mechanical (C) barnacles (D) the penis (E) the moon (F) testosterone (G) Chemical energy (H) competition