Which of the following sources of variation is not taken into account by a twin study design?
A)variation attributable to genetic factors
B)variation attributable to other factors, such as unique individual experiences
C)variation due to a shared family environment among those reared together
D)none of these sources of variation are taken into account by a twin study design
E)all of these sources of variation could be taken into account by a twin study design

Question

Quizplus · Accepted Answer

Twin studies are designed to account for genetic variation (by comparing monozygotic and dizygotic twins), shared environment (twins reared together), and non-shared environment or unique experiences (differences between twins).

Which of the Following Sources of Variation Is Not Taken