E Coli Cells Achieve a Great Deal of Gene Regulatory $\sigma$

question 23

Multiple Choice

E. coli cells achieve a great deal of gene regulatory expression through the $\sigma$ subunit of RNA polymerase. Which $\sigma$ subunit is present most often since it promotes the production of most of the proteins required under normal conditions within the cell?

• A) \(\sigma\)^N
• B) \(\sigma\)^S
• C) \(\sigma\)^H
• D) \(\sigma\)³⁰
• E) \(\sigma\)⁷⁰

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Definitions:

Heuristic

A mental shortcut or rule of thumb that simplifies decision making, though not always perfectly accurate.

Concept

An abstract idea or a mental symbol that represents a class or category of objects, events, or phenomena.

Solution Strategy

An approach or plan designed to solve a particular problem or to achieve a specific goal.

Means-end Analysis

A problem-solving strategy that involves breaking down the problem into smaller parts and achieving the desired goal through a series of steps.