For a Repressible Operon to Be Transcribed, Which of the Following

question 97

Multiple Choice

For a repressible operon to be transcribed, which of the following must occur?

• A) A corepressor must be present.
• B) RNA polymerase and the active repressor must be present.
• C) RNA polymerase must bind to the promoter, and the repressor must be inactive.
• D) RNA polymerase cannot be present, and the repressor must be inactive.
• E) RNA polymerase must not occupy the promoter, and the repressor must be inactive.

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Definitions:

Bighorn Sheep

A species of sheep in North America known for its large horns, which can weigh up to 30 pounds, used by males to compete for mates.

Inbreeding

The mating of closely related individuals, which increases the chance of offspring inheriting genetic limitations.

Allele Frequencies

The relative frequency of different alleles of a particular gene in a population, important for understanding genetic diversity and evolution.

Divisional Structure

A divisional structure groups together people working on the same product, in the same area, with similar customers, or involved in the same processes.