Who carried out twin studies to find whether aggression was due to genes or the environment?
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Card 19
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Who carried out a meta analysis of adoption studies?
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Card 20
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Who found an association between high levels of antisocial aggression and the low-activity MAOA gene variant in adult males, but only when significant trauma was experienced?
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Card 21
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What is meant by an ethological explanation?
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Card 22
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What are some of the adaptive functions of aggression?
