Question

which of the following genetic disorders only occurs in females?
a. klinefelters syndrome
b. turners syndrome
c. phenylketonuria (pku)
d. down syndrome

Explanation:

Turner's syndrome is a condition where females have only one X - chromosome (45,X) and occurs only in females. Klinefelter's syndrome affects males (47,XXY). Phenylketonuria (PKU) and Down syndrome can occur in both males and females.

Answer:

B. Turner's syndrome