In looking at the relationship between heredity and IQ,which of the following is the most true?
A)Fraternal twins are more likely than identical twins to have similar IQs.
B)Heredity appears to have the largest influence on childhood IQ scores and decreases with age.
C)Contradicting earlier research findings,the correlation in IQ scores between identical twins is only approximately +0.2.
D)Heredity appears to have the largest influence on adult IQ scores and this influence increases with age.

Question

Quizplus · Accepted Answer

Research indicates that the influence of genetics on IQ becomes more pronounced as people age, suggesting that heredity plays a larger role in adult IQ scores than in childhood IQ scores.

In Looking at the Relationship Between Heredity and IQ,which of the Following