The presence of a recessive allele
A) can always be determined from the phenotype.
B) can be masked in the phenotype.
C) is expressed in the phenotype alongside a dominant allele.
D) can never be expressed in the phenotype.

Question

Quizplus · Accepted Answer

A recessive allele can be masked in the phenotype if a dominant allele is present, as the dominant allele will determine the phenotype in a heterozygous individual.

The Presence of a Recessive Allele