A Personality Psychologist Designs an Experiment in Which She Plans

question 11

Multiple Choice

A personality psychologist designs an experiment in which she plans to use the twin-study method. The psychologist is probably conducting research to examine the

• A) stability of temperament over time.
• B) influence of genetics on personality.
• C) influence of siblings on personality.
• D) effects of birth order on personality.

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Definitions:

Comorbid Condition

The co-occurrence of two or more illnesses or medical issues in an individual.

Depression

A common mental disorder characterized by persistent sadness, loss of interest, and a lack of energy or motivation, impacting daily functioning.

Excessive Reassurance Seeking

Part of Coyne’s model of depression where a depressed person seeks reassurance about him- or herself from non-depressed people.

Melatonin

A hormone produced by the pineal gland that regulates sleep-wake cycles, often used as a supplement to treat insomnia and jet lag.