Question 1

(Multiple Choice)

What is the expected outcome for a human embryo with the XXXY chromosome constitution?


A) It would likely develop into a female who will not respond to the hormone testosterone.
B) It would likely develop into a sterile male with reduced testes.
C) It will always abort early in development before birth.
D) It would likely develop into a tall female who may be slightly cognitively impaired.
E) It would likely develop into a fertile man with a completely normal male phenotype.

Answer

B