Silvia has blond hair,even though her mother and father each have brown hair.What do we know about Sylvia's parents?

Question

Quizplus · Accepted Answer

In this scenario, the trait for blond hair is likely recessive, meaning that both parents must carry at least one copy of the recessive gene that causes blond hair in order for their child to express the trait. This explains why Sylvia can have blond hair even though her parents both have brown hair. Therefore, Choice B is the correct option.

Silvia Has Blond Hair,even Though Her Mother and Father Each