If a Trait Has a Heritability of 0

Multiple Choice

If a trait has a heritability of 0.5, this means that

A) all variation in the population is caused by genotypic differences.
B) all variation in the population is caused by environmental differences.
C) the variation in the population is the result of epigenetic effects.
D) the genotype and environment contribute equally to the variation seen in the population.
E) None of these is true.