Disorders Such as Hemophilia, Some Forms of Night Blindness, and Two

Multiple Choice

Disorders such as hemophilia, some forms of night blindness, and two types of muscular dystrophy occur at different rates in males and females.Which statement best characterizes the pattern of these disorders in the two sexes?

A) They are more likely to be displayed by males than by females.
B) They are more likely to be displayed by females than by males.
C) They are equally likely to be displayed in males and females because the mother is the carrier.
D) They are equally likely to be displayed in males and females because the father is the carrier.