Behavioral Genetics: Mattering + History

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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?

To understand the mechanisms of evolution and adaptation Signup and view all the answers

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

The remarkable adaptations of species to their environment Signup and view all the answers

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

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

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

Family studies by themselves cannot disentangle genetic and environmental influences Signup and view all the answers

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

He invented the concept of correlation Signup and view all the answers

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

Galton's work was a product and a cause of the advances in behavioral genetics 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'?

It provides evidence for the hereditary nature of intelligence Signup and view all the answers

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

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

What does the Compensatory Advantage Hypothesis (CAH) propose?

High SES compensates for genetic challenges. Signup and view all the answers

What is the significance of missing heritability in genetic studies?

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

Why are candidate gene studies deemed unreliable?

Most candidate genes could not be replicated. Signup and view all the answers

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

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

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

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

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

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

Behavioral Genetics: Mattering + History

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