Full Induction of the Lactose Operon Requires

question 35

Multiple Choice

Full induction of the lactose operon requires

• A)that lactose be present.
• B)that lactose and glucose both be present.
• C)that lactose be present without glucose.
• D)that lactose and arabinose both be present.
• E)All of these choices induce the lactose operon.

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Definitions:

Epoxide

A cyclic ether with a three-atom ring, consisting of an oxygen atom and two carbon atoms.

Aldehyde

Organic compounds characterized by the presence of a carbonyl group bonded to at least one hydrogen atom.

Ketone

An organic compound characterized by a carbonyl group bonded to two other carbon atoms; important in organic chemistry and biology.

Trans-2-Methoxycyclohexanol

A compound featuring a cyclohexane ring with a methoxy group and a hydroxyl group in a trans configuration relative to each other.