Behavioral Genetics: Mattering + History
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Questions and Answers

What did Galton introduce to assess the roles of nature and nurture?

  • The use of twins (correct)
  • Percentile rankings
  • Correlation analysis
  • Family studies

    • Which of the following statistical concepts did Galton found?

  • Standard deviation
  • Mean
  • Regression analysis
  • Median and percentiles (correct)

    • What was Galton's view on the relative importance of nature and nurture?

  • Nature and nurture are equally important
  • The roles of nature and nurture cannot be determined
  • Nature prevails enormously over nurture (correct)
  • Nurture prevails over nature

    • What was the motivation behind Galton's work on heredity and behavior?

    <p>To understand the mechanisms of evolution and adaptation</p> Signup and view all the answers

    What did Charles Darwin's book 'On the Origin of Species' primarily focus on?

    <p>The remarkable adaptations of species to their environment</p> Signup and view all the answers

    Which statement best describes the relationship between Galton's work and Darwin's theory of evolution?

    <p>Galton's work was a natural extension of Darwin's theory</p> Signup and view all the answers

    Which statement best describes the role of family studies in behavioral genetics?

    <p>Family studies by themselves cannot disentangle genetic and environmental influences</p> Signup and view all the answers

    What was Galton's contribution to the field of statistics?

    <p>He invented the concept of correlation</p> Signup and view all the answers

    Which statement best describes the relationship between Galton's work and the advances made in behavioral genetics?

    <p>Galton's work was a product and a cause of the advances in behavioral genetics</p> Signup and view all the answers

    What is the significance of Galton's finding that 'a higher number of extremely able individuals are found among relatives than expected by chance'?

    <p>It provides evidence for the hereditary nature of intelligence</p> Signup and view all the answers

    What is the main point of the Scarr-Rowe hypothesis?

    <p>High SES amplifies the difference between individuals with genetic predispositions.</p> Signup and view all the answers

    What does the Compensatory Advantage Hypothesis (CAH) propose?

    <p>High SES compensates for genetic challenges.</p> Signup and view all the answers

    What is the significance of missing heritability in genetic studies?

    <p>It represents the gap between heritability estimates from twin/family studies and polygenic signals.</p> Signup and view all the answers

    Why are candidate gene studies deemed unreliable?

    <p>Most candidate genes could not be replicated.</p> Signup and view all the answers

    How do social environments affect the selection of talents according to the text?

    <p>Social environments restrict individuals' freedom to select their talents.</p> Signup and view all the answers

    Why is the era of candidate genes referred to as the 'dark ages of genetics'?

    <p>Most candidate genes could not be replicated and were deemed untrustworthy.</p> Signup and view all the answers

    What is one major limitation of individual candidate genes when it comes to explaining variance?

    <p>They rarely replicate and usually explain less than 0.1% of the variance in traits.</p> Signup and view all the answers

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