Which outcome could help you identify a trait whose expression is determined by the effects of two or more genes (polygenic inheritance)?
A)A mating between a homozygous and a heterozygous individual produces more than the expected number of offspring expressing the dominant trait.
B)All of the alleles of the gene for that trait are equally expressed.
C)Pleiotropy occurs.
D)The trait varies along a continuum in the population.

Question

Quizplus · Accepted Answer

Polygenic inheritance often results in traits that show a continuous distribution, such as height or skin color, because they are influenced by multiple genes.

Which Outcome Could Help You Identify a Trait Whose Expression