Which Statement About E $\sigma$ Subunit, Core Polymerase Has Little Specificity for Where Initiation Begins

question 71

Multiple Choice

Which statement about E. coli RNA polymerase (core enzyme) is FALSE?

• A) In the absence of the \(\sigma\) subunit, core polymerase has little specificity for where initiation begins.
• B) The core enzyme contains several different subunits.
• C) The core enzyme has no polymerizing activity until the \(\sigma\) subunit is bound.
• D) The RNA chain grows in a 5' \(\rightarrow\) 3' direction.
• E) The RNA product is complementary to the DNA template.

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Variable Costs

Variable costs are expenses that change in proportion to the activity or volume of business, such as materials and labor costs.

Fixed Inputs

Resources used in production that cannot be easily increased or decreased in a short period.

Marginal Cost

The cost of producing an additional unit of a good or service.

Average Total Cost

Represents the per-unit total cost of production, calculated by dividing the total cost by the total quantity produced.