When a Small-Molecule Neurotransmitter Molecule Binds to an Ionotropic Receptor,the

question 52

Multiple Choice

When a small-molecule neurotransmitter molecule binds to an ionotropic receptor,the

• A) cell fires.
• B) cell stops firing.
• C) ligand is deactivated.
• D) associated ion channel opens or closes.
• E) EPSP gradually increases.

---

Definitions:

Organic Compounds

Chemical substances that contain carbon bonded to hydrogen, with a vast range of biological, industrial, and environmental applications.

Kinetic Energy

The energy that an object possesses due to its motion, calculated as one-half the mass of the object multiplied by the square of its velocity.

Uranium Oxide

A compound of uranium that is used as a nuclear fuel in reactors and as a colorant in ceramics.

Energy Classification

The categorization of energy sources based on their nature, origin, and potential for renewal, such as renewable or nonrenewable energy sources.