Recent studies have shown that individuals with a short version of a gene labeled five-HTTLPR have an elevated risk of developing depression, but only if they also lead stressful lives. This is an example of:
A) heredity-environment correlation.
B) evocative genotype-environment correlation.
C) gene * environment (G * E) interaction.
D) passive genotype-environment interaction.

Question

Quizplus · Accepted Answer

This is an example of gene * environment (G * E) interaction, where the effect of a genetic predisposition (short version of five-HTTLPR) on depression is influenced by environmental factors (stressful life).

Recent Studies Have Shown That Individuals with a Short Version