What Occurs When an Inducer Is Added to a Medium

question 25

Multiple Choice

What occurs when an inducer is added to a medium containing an organism with a metabolic pathway controlled by a repressor?

• A) The inducer combines with the repressor and activates the repressor.
• B) The inducer combines with the repressor and inactivates the repressor.
• C) The inducer combines with the substrate and blocks induction.
• D) The inducer combines with the substrate and activates induction.
• E) The inducer does not combine with, but functions as a chaperone molecule for, the enzyme-substrate complex.