When the End Product of a Pathway Inhibits Catalysis of the First

question 84

Multiple Choice

When the end product of a pathway inhibits catalysis of the first step of that pathway,this phenomenon is called

• A)reversible covalent modification.
• B)feedback inhibition.
• C)metabolic channeling.
• D)non-competitive inhibition.

---

Definitions:

Vestibular Sac

A part of the inner ear involved in balance, helping to sense changes in head position and movement.

Auditory Canal

The part of the ear through which sound waves travel toward the eardrum, also known as the external auditory meatus.

Semicircular Canal

One of three fluid-filled tubes in the inner ear that play a key role in maintaining balance by detecting head movement and rotation.

Cochlear Implant

A cochlear implant is a surgically implanted electronic device that provides a sense of sound to a person who is profoundly deaf or severely hard of hearing.