For a simple trait with one dominant and one recessive gene, a person will display the recessive trait
A) if they are heterozygous or homozygous for the recessive trait.
B) only if they are homozygous for the recessive trait.
C) only if they are heterozygous.
D) as long as they inherit one copy of the recessive trait.

Question

Quizplus · Accepted Answer

A person will only display the recessive trait if they are homozygous for the recessive trait. If they are heterozygous, the dominant trait will be expressed, but they will still carry the recessive gene. If they are homozygous for the dominant trait, they will also not display the recessive trait.

For a Simple Trait with One Dominant and One Recessive