Metabotropic Receptors Typically Generate a Response by

question 32

Multiple Choice

Metabotropic receptors typically generate a response by

• A)becoming an open channel as soon as the ligand binds.
• B)activating gene transcription.
• C)opening an ion channel via signaling from a second messenger cascade.
• D)both B and C

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Definitions:

Feedback Inhibition

A regulatory mechanism in which the end product of a metabolic pathway inhibits an upstream process, thus controlling the rate of the pathway.

Metabolic Pathway

A series of chemical reactions occurring within a cell that leads to the conversion of one or more substances into another.

Inhibitor

A substance that slows down or prevents a particular chemical reaction or other processes, such as an enzyme's activity in biochemical reactions.

Cellular Respiration

A series of metabolic processes that convert food into energy in the form of ATP in the cells of living organisms.