If an individual carries two different alleles for the same trait, the individual is ________ for the trait.
A) homologous
B) homozygous
C) heterozygous
D) autosomous
E) polygenic
Question 2
If a color-blind (X-linked recessive trait) man marries a woman who is heterozygous for the trait, what proportion of their male offspring can be expected to be color blind?
A) 1/2
B) 1/4
C) 1/8
D) 3/4
E) 100 (all)