Within the Transcription Bubble, the 9 Most Recently Added Nucleotides

question 40

Multiple Choice

Within the transcription bubble, the 9 most recently added nucleotides in the newly synthesized RNA strand temporarily form a helix with the template DNA strand.How might transcription be affected if helix formation did not occur?

• A)Rewinding the DNA molecule would be inhibited.
• B)Unwinding the DNA molecule would be inhibited.
• C)The position of the 5' end of the RNA would be unstable, inhibiting elongation.
• D)The position of the 3' end of the RNA would be unstable, inhibiting elongation.

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Definitions:

Incremental Variable Costs

Costs that vary with the level of output or activity, changing as the quantity produced changes.

Fully Depreciated

A status of an asset whose entire cost has been expensed with respect to depreciation, leaving its book value at zero except for salvage value, if any.

Excess Capacity

A situation where a company can produce more goods or services than currently demanded by its market.

Unit Variable Cost

The variable cost associated with producing one unit of a product, including materials, labor, and other costs that vary with production volume.