If the Ori Site on the E

question 151

Multiple Choice

If the ori site on the E. coli chromosome is deleted,

• A) nothing will happen.
• B) replication will start but not be able to continue.
• C) replication will not start.
• D) replication will initiate at another ori site on the chromosome.
• E) the chromosome will be replicated but the cell will not be able to divide.

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Definitions:

Spontaneous Recovery

The reappearance of a previously extinguished conditioned response after a period of time without exposure to the conditioned stimulus.

Learned Response

A behavior that has been acquired through conditioning or learning, as opposed to being a natural, instinctive reaction.

Extinction

In behavioral psychology, it refers to the gradual weakening and disappearance of a conditioned response when the conditioned stimulus is no longer paired with the unconditioned stimulus.

CR Fading

A technique in conditioning where the conditioned response diminishes over time when reinforcement is removed.