Studies Comparing the IQ of Identical and Fraternal Twins

question 98

Multiple Choice

Studies comparing the IQ of identical and fraternal twins

• A) found absolutely no evidence that suggested the possibility of a genetic component to intelligence.
• B) found that the differences in average correlations between the two groups was fair to high.
• C) have proved high genetic influence on intelligence.
• D) found that the differences in average correlations between the two groups was quite low.

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