A trait's heritability is the proportion of its variation that:
A)is genetic.
B)cannot be explained.
C)is the product of genes and environment.
D)results from the environment alone.

Question

Quizplus · Accepted Answer

The heritability of a trait refers to the proportion of its variation that can be attributed to genetic factors. It does not include variation due to environmental factors, so choice C is not correct. Additionally, heritability does not refer to variation that cannot be explained (choice B) or variation that is solely due to the environment (choice D).

A Trait's Heritability Is the Proportion of Its Variation That