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.

---

Definitions:

Mechanical Advantage

Mechanical Advantage is a concept in physics and engineering describing the factor by which a mechanism multiplies the force or torque applied to it, making it easier to perform work.

Brake Free Stroke

The distance or movement a brake lever or pedal undergoes before the brake mechanism engages and begins to apply stopping force.

Air Compressors

Mechanical devices that increase the pressure of air by reducing its volume, commonly used in various industrial and personal applications.

Truck Air Brake Systems

A braking system used in heavy trucks and buses that uses compressed air to press brake pads against drum or disc brakes.