Twin studies help estimate how much of a trait or behavior is attributable to ______.
A) genes
B) hormones
C) siblings
D) a controlled environment

Question

Quizplus · Accepted Answer

Twin studies compare the traits and behaviors of monozygotic (identical) and dizygotic (fraternal) twins to estimate the degree of genetic influence on a trait or behavior. This helps to determine how much of a trait or behavior is attributable to genes.

Twin Studies Help Estimate How Much of a Trait or Behavior