Imagine You Hear a Report About a Heritability Study That

Multiple Choice

Imagine you hear a report about a heritability study that claims trait X is "50% genetic." Which of the following is a more accurate way of stating this?

A) Fifty percent of individual differences of trait X within a population are due to genetic factors.
B) Only half of a population has the trait.
C) The trait is homozygous.
D) More than 50% of similarities of trait X within a population are due to genetic factors.