Question. _ carry signals that control sexual development and reproduction.
Options:
- (A) photons
- (B) sex hormones
- (C) nerves
- (D) Most plants
- (E) organs
- (F) orchids
- (G) animals
- (H) insects
Answer. (B)
What step-by-step reasoning justifies that answer?
Reasoning: Sex hormones are chemical messengers that control sexual development and reproduction. Chemical messengers carry signals from one nerve branch to another. Sex hormones carry signals that control sexual development and reproduction.