A Heritability Index of 0 for a Behavioural Trait Indicates

question 523

Multiple Choice

A heritability index of 0 for a behavioural trait indicates that:

• A)the brain has no role in the occurrence of that behavioural trait.
• B)genetic variation is not responsible for the individual variation in the occurrence of the trait.
• C)changing the environment will not change the likelihood that the trait will occur.
• D)the trait is extremely common in a given population.

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Definitions:

Interest Rates

The percentage charged on the total amount of borrowed money, reflecting the cost of debt for the borrower and the return on investment for the lender.

Unintended Inventory Changes

Variations in stock levels that occur when actual sales differ from anticipated sales, not resulting from planned actions by businesses.

Keynesian Models

Economic theories that emphasize the total spending in the economy and its effects on output and inflation, developed by John Maynard Keynes.

Planned Investment

Expenditures that businesses intend to make in the future for new capital assets, such as buildings and machinery, to increase production capabilities.