As broad sense heritability (H²) approaches 0.0, which of the following must be true? A) Almost all the variation in phenotype is V_E. B) Identical (MZ) twins are virtually all discordant. C) Almost all the variation in phenotype is V_G. D) Narrow sense heritability (h²) approaches 1. E) Fraternal (DZ) twins are virtually all concordant.

Question

Quizplus · Accepted Answer

As broad sense heritability (H²) approaches 0.0, it indicates that almost all the variation in phenotype is due to environmental factors (Vₑ), not genetic factors (V₉).

As Broad Sense Heritability (H2) Approaches 0

As Broad Sense Heritability (H²) Approaches 0