Fact 1: Sex hormones are chemical messengers that control sexual development and reproduction.

Fact 2: Androgens are male sex hormones.

Given the two facts above, answer the question "what are chemical messengers that control sexual development and reproduction" with the following options: 
- Most plants
 - h2o
 - animals
 - insects
 - androgens
 - ovaries
 - hydrogen
 - acetic acid


 

     androgens    