The trait of a recessive allele will only be expressed
A) in the presence of a dominant allele.
B) in the absence of a dominant allele.
C) if both parents have the trait.
D) if neither parent has the trait.

Question

Quizplus · Accepted Answer

A recessive allele will only be expressed when there are two copies of it present in an individual, meaning that no dominant allele is present to mask its expression. Therefore, the trait will only be expressed in the absence of a dominant allele.

The Trait of a Recessive Allele Will Only Be Expressed