Which of the Following Statements Correctly Describes Promoters in E

question 3

Multiple Choice

Which of the following statements correctly describes promoters in E.coli?

• A)A promoter may be present on either side of a gene or in the middle of it.
• B)All promoters have the same sequence that is recognized by RNA polymerase holoenzyme.
• C)Every promoter has a different sequence,with little or no resemblance to other promoters.
• D)Many promoters are similar and resemble a consensus sequence,which has the highest affinity for RNA polymerase holoenzyme.
• E)Promoters are not essential for gene transcription,but can increase its rate by two- to three-fold.

---

Definitions:

Biological Growth Processes

The series of natural physiological changes and development that occur in living organisms, affecting size, shape, and function.

Maturation

The process of becoming mature; the process of natural growth or development, both physically and mentally.

Cognitive Development

The process by which a person's ability to think, understand, learn, and remember evolves over time.

Bladder Control

The ability to manage the timing of urination and maintain continence, often developed in early childhood.