Color Blindness Is More Common in Males Than in Females

Multiple Choice

Color blindness is more common in males than in females because

A) females need to inherit only one copy of the recessive color blindness allele to express the trait.
B) males only need to inherit the recessive maternal color blindness allele to be color blind.
C) Color blindness is an autosomal trait.
D) all females are hemizygous for the color blindness trait.
E) males can only inherit paternal color blindness alleles.