Test: SAT II Biology E

1.

A man expresses a certain X-linked recessive genetic disorder. Which of the following must be true?

I. His father passed on the allele for the disorder

II. His mother passed on the allele for the disorder

III. His mother expresses the disorder

None of these

I only

I, II, and III

II and III only

II only

1/2 questions

0%

Access results and powerful study features!

Take 15 seconds to create an account.
Start now! Create your free account and get access to features like:
  • Full length diagnostic tests
  • Invite your friends
  • Access hundreds of practice tests
  • Monitor your progress over time
  • Manage your tests and results
  • Monitor the progress of your class & students
By clicking Create Account you agree that you are at least 13 years old and you agree to the Varsity Tutors LLC Terms of Use and Privacy Policy.
Learning Tools by Varsity Tutors