Because Pairs of Identical Twins Are More Similar in Their

question 4

Multiple Choice

Because pairs of identical twins are more similar in their aggressive inclinations than are pairs of fraternal twins, we can infer that

• A) heredity contributes more to aggression than does environment
• B) aggression is influenced by the genes we have inherited
• C) identical twins are more aggressive then fraternal twins
• D) aggression is influenced by the genes we have inherited and identical twins are more aggressive then fraternal twins
• E) all of these

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