You Have a Bacterial Strain with a Mutation That Removes

question 8

Multiple Choice

You have a bacterial strain with a mutation that removes the transcription termination signal from the Abd operon.Which of the following statements describes the most likely effect of this mutation on Abd transcription?

• A)The Abd RNA will not be produced in the mutant strain.
• B)The Abd RNA from the mutant strain will be longer than normal.
• C)Sigma factor will not dissociate from RNA polymerase when the Abd operon is being transcribed in the mutant strain.
• D)RNA polymerase will move in a backward fashion at the Abd operon in the mutant strain.

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Definitions:

Dissociation

A psychological condition in which there is a disconnection or lack of continuity between thoughts, memories, surroundings, actions, and identity.

Divided Consciousness

A theory in psychology in which the mind splits into different levels of awareness, especially noted during multitasking or hypnosis.

Role-Playing

The act of assuming a role or character different from oneself, often used as a learning tool or in gaming.

Experiment Under Way

An experiment under way indicates a study or research project that has been initiated and is currently in progress, often to test hypotheses or explore new theories.