A Mutation That Changes a Codon Sequence, and Subsequently Changes

question 5

Multiple Choice

A mutation that changes a codon sequence, and subsequently changes the amino acid that should have been placed at that point in the polypeptide chain, is called a

• A)frameshift mutation.
• B)missense mutation.
• C)silent mutation.
• D)nonsense mutation.

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Definitions:

Validity

The ability of a test to measure what it is intended to measure.

Reliability

The ability of a test to yield nearly the same score when the same people are tested and then retested on the same test or an alternative form of the test.

Ego Defense

Psychological strategies employed by the ego to protect itself from anxiety and unacceptable thoughts and feelings.

Reaction Formation

A defense mechanism where an individual expresses feelings that are the opposite of their unconscious desires.