The Sigma Subunit of Bacterial RNA Polymerase

question 21

Multiple Choice

The sigma subunit of bacterial RNA polymerase

• A)contains the catalytic activity of the polymerase.
• B)remains part of the polymerase throughout transcription.
• C)recognizes promoter sites in the DNA.
• D)recognizes transcription termination sites in the DNA.

---

Definitions:

Ordering

The process of requesting goods, services, or work to be provided or performed by another party.

Producing

The act of creating, manufacturing, or otherwise bringing into existence goods and services.

Purchase Requisition

An official request or document that a company uses to inform the purchasing department of items it needs to order.

Legal Contract

A legally binding agreement between two or more parties that is enforceable by law.