A Mutation Consisting of a Single-Nucleotide Deletion Creates a Frameshift

question 132

Multiple Choice

A mutation consisting of a single-nucleotide deletion creates a frameshift in a long open reading frame. In the shifted reading frame, what is the expected average number of codons before a nonsense codon is encountered? (Round any fraction to the nearest whole number.)

• A)11
• B)13
• C)16
• D)21
• E)32

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Definitions:

Denial

A defense mechanism in which confrontation with a reality or fact is avoided by denying the existence of the problem or reality.

Bargaining

A process of negotiation between two or more parties each with its own aims, needs, and viewpoints seeking to discover a common ground and reach an agreement to settle a matter of mutual concern or resolve a conflict.

Acceptance

The process or act of receiving or consenting to something or someone, often implying a positive emotional response.

Sexually Transmitted Infection

An infection transmitted through sexual contact, caused by bacteria, viruses, or parasites.