In an Inducible Operon, the ____ Is the Molecular Switch

question 82

Multiple Choice

In an inducible operon, the ____ is the molecular switch that controls gene expression, while the ____ is the DNA region where RNA polymerase binds to begin transcription.

• A) repressor; inducer
• B) inducer; repressor
• C) operator; promoter
• D) promoter; operator
• E) lactose; promoter

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Definitions:

Book Value

The net value of a company's assets as recorded on the balance sheet, typically used as a measure to assess whether a stock is under- or overvalued.

Historical Cost

The original monetary value of an asset or transaction, based on the purchase price or cost at the time of acquisition.

Accumulated Depreciation

The total amount of depreciation expense that has been recorded against a company's assets over time.

Double-Declining-Balance Method

A method of accelerated depreciation which computes depreciation expense by doubling the straight-line rate and applying it to the book value of the asset at the beginning of each year.