Which of the Following Statements Are True

question 66

Multiple Choice

Which of the following statements are true?

• A)Heritability estimates for ADHD are quite low.
• B)A single gene,such as the dopamine receptor gene DRD4,is most likely responsible for ADHD.
• C)Serotonin has been found to be associated with ADHD etiology.
• D)Several genes interacting with various environmental factors most likely explain the cause of ADHD.

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Definitions:

Inaccurate

Not correct, precise, or true; containing errors or mistakes.

Decay Theory

The hypothesis that memory fades and disappears over time if not used or revisited.

Interference

A phenomenon in which the learning of new information hampers the ability to recall previously learned information.

Repression

A defense mechanism where undesirable thoughts, memories, or desires are unconsciously pushed out of conscious awareness.