The Function of the Eukaryotic DNA Replication Factor PCNA (Proliferating $\beta$

question 83

Multiple Choice

The function of the eukaryotic DNA replication factor PCNA (proliferating cell nuclear antigen) is similar to that of the $\beta$ subunit of bacterial DNA polymerase III in that it:

• A) facilitates replication of telomeres.
• B) forms a circular sliding clamp to increase the processivity of replication.
• C) has a 3ʹ\(\rightarrow\) 5ʹ proofreading activity.
• D) increases the speed but not the processivity of the replication complex.
• E) participates in DNA repair.

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Definitions:

Theory of Planned Behavior

A theory that predicts an individual's intention to engage in a behavior at a specific time and place, considering attitudes, subjective norms, and perceived behavioral control.

Intention Regarding Behavior

A person's commitment or decision to perform a specific behavior or action.

Attitude

A psychological construct representing an individual's degree of like or dislike, favor or disfavor, toward an object, person, thing, or event.

Self-Efficacy

An individual's belief in their own ability to complete tasks and achieve goals, affecting motivation and performance in various settings.