The prenatal development of the external male genitalia requires ...

[Mr.Thesaxman]

The prenatal development of the external male genitalia requires the presence of
 
  A) estradiol.
  B) melatonin.
  C) alpha-fetoprotein.
  D) dihydrotestosterone .
  E) anti-Mllerian hormone.

Question 2

Which of the following pairs represent an example of a primary sex characteristic and an example of a secondary sex characteristic?
 
  A) penis; beard growth
  B) enlarged breasts; wide hips
  C) testes development; ovaries
  D) clitoris; ovaries
  E) deep voice; beard growth

[ms_sulzle]

Answer to Question 1

Answer: D

Answer to Question 2

Answer: A
Rationale: A penis is an example of a primary sex characteristic while beard growth is an example of a secondary sex characteristic.

[Mr.Thesaxman]

Gracias!

[elyse44]

Thanks for the timely response, appreciate it