Which of the Following Is True

question 300

Multiple Choice

Which of the following is true?

• A) Most traits are controlled by a single gene.
• B) Each gene can only affect one trait.
• C) A single gene can often be a risk factor for several disorders.
• D) No trait is determined by a single gene.

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Definitions:

Spontaneous Recovery

The reemergence of a previously extinguished conditioned response after a pause.

Classical Conditioning

A teaching process in which two stimuli are repetitively paired; a response first initiated by the second stimulus eventually becomes initiated by the first stimulus alone.

Tone

In linguistics, the quality of a sound, especially in speech, that expresses a particular meaning or emotion; in music, the specific quality or pitch of a sound.

Airpuff

A burst of air directed towards a specific target, often used in psychological experiments to study blink reflexes or other sensory responses.