Twin studies are valuable in disentangling nature and nurture because they:
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Correct answer: Compare identical individuals raised in different homes
Studies of identical twins reared apart help estimate genetic influence by controlling for upbringing similarities. These show how genes affect traits beyond shared environment.
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More Nature and Nurture of Differences questions
- Nonshared environmental factors refer to:
- Heritability estimates in behavioral genetics indicate:
- Which of these traits is likely influenced by both nature and nurture?
- The concept of gene–environment interaction means:
- If identical twins raised in different households show similar IQ scores, this suggests:
- Changes in environment (like better schooling, nutrition) leading to improved cognitive performance reflect: