Which of the Following Is the Best Description of an Operon

question 9

Multiple Choice

Which of the following is the best description of an operon?

• A) An enhancer that positively regulates gene expression.
• B) An silencer that negatively regulates gene expression.
• C) A binding element for the sigma ( σ ) factor.
• D) A group of genes under the control of a common promoter.

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Definitions:

Behavior Modification

Shaping behavior by manipulating reinforcement in order to obtain a desired behavior.

Weight Control

The regulation or maintenance of body weight through diet, exercise, and lifestyle choices.

Food Diary

A record of everything one eats and drinks over a particular period, used to track dietary habits and caloric intake.

Therapy Sessions

Meetings between a therapist and a client aimed at addressing and working through mental health issues, emotional distress, or psychological disorders through various counseling techniques.