The Lactose Repressor

question 51

Multiple Choice

The lactose repressor

• A)is transcribed with the structural lac genes.
• B)is activated by binding lactose.
• C)is inactivated by binding lactose.
• D)requires lactose for its transcription.

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Definitions:

Negative Reinforcers

Unpleasant stimuli that, when removed after a behavior, increase the likelihood of that behavior being repeated.

Operant Responding

A type of learning where behavior is controlled by consequences, including rewards and punishments.

Operant Conditioning

An approach to learning in which behavior strength is shaped by either reinforcing positive actions or administering punishments.

Successive Approximations

A technique in behaviorism used to train a new behavior by rewarding actions that are progressively closer to the desired behavior.