In polygenic inheritance,
A) all individuals in the population are initially heterozygous for a particular trait.
B) the environment has no influence in phenotype expression.
C) the genotype makeup of individuals in a population is the only factor influencing phenotypes.
D) multiple alleles and genes contribute to a phenotype.
E) all traits are expressed as incomplete dominance.

Question

Quizplus · Accepted Answer

Polygenic inheritance involves multiple genes contributing to a single phenotype, often resulting in a continuous range of phenotypes.

In Polygenic Inheritance