A recessive gene is a gene that is
A) expressed when paired genes are different.
B) masked when paired genes are different.
C) expressed when paired genes are heterozygous.
D) masked when paired genes are homozygous.

Question

Quizplus · Accepted Answer

A recessive gene is only expressed when paired with a similar recessive gene. Therefore, it is masked when paired with a dominant gene or when paired heterozygously with another recessive gene. Hence, option B, masked when paired genes are different, is the correct answer.

A Recessive Gene Is a Gene That Is