The proportion of the total phenotypic variance that is due to genetic differences among individuals in a population is known as
A) narrow sense heritability.
B) broad sense heritability.
C) heritability.
D) broad sense inheritance.
E) narrow sense inheritance.

Question

Quizplus · Accepted Answer

The proportion of phenotypic variance that is due to genetic differences among individuals in a population is known as broad sense heritability. Narrow sense heritability is the proportion of phenotypic variance due to additive genetic effects only, whereas broad sense heritability includes all genetic effects (additive, dominant, and epistatic). Therefore, answer choice B is the most accurate way to describe this concept.

The Proportion of the Total Phenotypic Variance That Is Due