A Heritability Index of 0 for a Behavioral Trait Indicates

question 14

Multiple Choice

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

• A)the brain has no effect on the occurrence of that behavioral trait.
• B)genetic variation is not responsible for the 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 the population.

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Definitions:

Antitrust Laws

Legislation passed to prevent monopolies or unfair business practices that limit competition and harm consumers.

Market Share

The portion of a market controlled by a particular company, measured by the volume or value of its sales compared to the total market.

Four-firm Concentration Ratio

The Four-firm Concentration Ratio measures the market share of the four largest firms within an industry, indicating the level of competition or market concentration.

Herfindahl Index

A measure of market concentration that squares the market share of each firm within an industry to estimate the industry's competitive landscape.