The Lactose Operon Is Likely to Be Transcribed When

question 30

Multiple Choice

The lactose operon is likely to be transcribed when

• A) there is more glucose in the cell than lactose.
• B) the cyclic AMP levels are low.
• C) there is glucose but no lactose in the cell.
• D) the cyclic AMP and lactose levels are both high within the cell.
• E) the cAMP level is high and the lactose level is low.

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Definitions:

Operant Conditioning

A method of learning that employs rewards and punishments for behavior, which leads to changes in voluntary behavior.

Compulsions

Actions or thoughts that a person is compelled to repeat due to an obsession, or in response to strict rules that have to be followed precisely.

Compulsion

An irresistible urge to behave in a certain way, especially against one's conscious wishes.

Checking Locks

A behavior often associated with obsessive-compulsive disorder, characterized by the compulsive need to repeatedly check if doors are locked.