What Does a Typical Recessive Allele Code For

Question

What does a typical recessive allele code for?
A) a lethal protein
B) a nonfunctional protein
C) a functional protein
D) a mutant protein

Accepted Answer

A recessive allele typically codes for a nonfunctional protein, meaning that the trait it codes for will only be expressed if the individual has two copies of the recessive allele.