An Operon Is Controlled by a Repressor

question 3

Multiple Choice

An operon is controlled by a repressor.When the repressor binds to a small molecule, it is released from binding to DNA near the operon.The operon is never expressed if a mutation prevents the repressor from binding to the small molecule.The type of control illustrated is:

• A)negative inducible.
• B)negative repressible.
• C)positive inducible.
• D)positive repressible.

---

Definitions:

Theory of Reasoned Action

A psychological model that predicts behavioral intention across a wide range of behaviors and contexts, focusing on individual attitudes and social norms.

Theory of Planned Behavior

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

Perception of Control

The belief or sense that one can influence or manage events and circumstances in one’s life.

Precontemplation Stage

This is the stage in the Transtheoretical Model of change where the individual is not yet considering change or is unaware of the need for change.