In the Section "Investigating Life: Does Natural Selection Maintain Cystic

question 27

Multiple Choice

In the section "Investigating Life: Does Natural Selection Maintain Cystic Fibrosis?",what is the dependent variable in the figure?

• A)the number of defective copies of the CFTR gene in mice
• B)the number of defective copies of the CFTR gene in humans
• C)the amount of fluid in the intestines
• D)whether or not the subjects were exposed to cholera toxin
• E)whether or not the subjects were exposed to Vibrio cholera bacteria

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Definitions:

Projective Test

A type of psychological assessment that involves responding to ambiguous stimuli, such as pictures or patterns, where the interpretation reflects unconscious desires or feelings.

Ambiguous Stimulus

A stimulus that lacks clarity or can be interpreted in more than one way, often used in psychological experiments to study perception and cognition.

Self-report Questionnaire

A method of data collection in which individuals provide responses to questions posed by researchers, typically regarding their behavior, thoughts, or feelings.

Behavioral Inhibition System

A neurobiological system that regulates response to stimuli which signal punishment, non-reward, or novel situations.