Which of the Following Mechanisms Is Used to Coordinate the Expression

question 23

Multiple Choice

Which of the following mechanisms is used to coordinate the expression of multiple, related genes in eukaryotic cells?

• A) A specific combination of control elements in each gene's enhancer coordinates the simultaneous activation of the genes.
• B) The genes share a single common enhancer, which allows appropriate activators to turn on their transcription at the same time.
• C) The genes are organized into large operons, allowing them to be transcribed as a single unit.
• D) A single repressor is able to turn off several related genes.
• E) Environmental signals enter the cell and bind directly to promoters.

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Definitions:

Avoidant Personality Disorder

A mental health condition characterized by persistent avoidance of social interactions and sensitivity to negative evaluation.

Socially Inhibited

A condition where individuals experience significant anxiety and discomfort in social situations, often leading to avoidance.

Negative Evaluation

The assessment of something with emphasis on its shortcomings or disadvantages.

Dissociative Fugue

A rare psychiatric disorder characterized by reversible amnesia for personal identity, including the memories, personality, and other identifying characteristics of individuality.