Which Statement Best Describes Fragile X Syndrome

question 2

Multiple Choice

Which statement best describes Fragile X syndrome?

• A) Chromosomal defect affecting only females
• B) Chromosomal defect that follows the pattern of X-linked recessive disorders
• C) Second most common genetic cause of cognitive impairment
• D) Most common cause of noninherited cognitive impairment

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Definitions:

Conditioned Stimulus

A previously neutral stimulus that, after becoming associated with an unconditioned stimulus, elicits a conditioned response in classical conditioning.

Unconditioned Stimulus

A stimulus that instinctively elicits a response without any prerequisite learning.

Conditioned Response

An acquired reaction to a stimulus that was once neutral, now associated with a stimulus that elicits an innate response.

Unconditioned Response

An automatic and involuntary reaction to a stimulus that occurs naturally, without any prior learning.