The fact that the correlation in IQ scores between identical twins reared apart is lower than that between identical twins reared together suggests that
A)environmental factors can have an influence on intellectual development.
B)environmental factors have little impact on intellectual development.
C)genetic factors have no impact on intellectual development.
D)identical twins often do not have the same genotype.

Question

Quizplus · Accepted Answer

The lower correlation in IQ scores between identical twins reared apart compared to those reared together indicates that differences in their environments can influence their intellectual development, suggesting the impact of environmental factors.

The Fact That the Correlation in IQ Scores Between Identical