Psychologists Are Interested in Attributes of Behaviour That Are Polygenically

question 24

Multiple Choice

Psychologists are interested in attributes of behaviour that are polygenically determined.If aspects of a behaviour (e.g.cognitive ability) are governed largely by environmental factors,we would expect ________ to be more similar than ________.

• A) adopted siblings; dizygotic twins
• B) dizygotic twins; non-twin siblings
• C) dizygotic twins; monozygotic twins
• D) non-twin siblings; dizygotic twins

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Definitions:

Fixed-Ratio

A schedule of reinforcement where a response is reinforced only after a specified number of responses, used in behaviorist theories.

Reinforcer

A stimulus or event that increases the likelihood of the behavior that led to it happening again.

Electric Shock

A sudden discharge of electricity through a part of the body, often used in psychological experiments or as a form of therapy.

Skinner Box

An experimental apparatus created by B.F. Skinner to study animal behavior, particularly the consequences of actions on behavior.