You are presented with the question "Which chemical controls sexual development and reproduction in females?" and the following answer choices: 
- acetic acid
 - Hemoglobin
 - Fructose
 - barnacles
 - animals
 - Estrogen
 - Pesticides
 - Baby spray

Now knowing that sex hormones are chemical messengers that control sexual development and reproduction and estrogens are female sex hormones, choose the best answer.


 

      Estrogen   