How are Jacobs and Klinefelter syndromes alike?
A) Both have only two X chromosomes.
B) Both have only two Y chromosomes.
C) Both have three sex chromosomes.
D) Both have one sex chromosome.
E) Both have only 45 chromosomes.

Question

Quizplus · Accepted Answer

In Klinefelter syndrome, the sex chromosomes are XXY while in Jacobs syndrome, the sex chromosomes are XYY. In both cases, there are three sex chromosomes.

How Are Jacobs and Klinefelter Syndromes Alike