Substance C Is Secreted from a Neuron, and Binds to Its

question 86

Multiple Choice

Substance C is secreted from a neuron, and binds to its receptor on a nearby cell, triggering an increase in intracellular cAMP. Substance C is therefore a ligand for a ____.

• A) a receptor tyrosine kinase
• B) a G-protein-coupled receptor
• C) a hormone receptor
• D) a ligand-gated ion channel
• E) guanylyl cyclase

---

Definitions:

Excess Supply

A situation where the quantity of a good or service provided is more than the quantity demanded at a given price.

Interest Rate

The cost, presented as a percentage of the principal amount, incurred by a borrower from a lender for asset use.

Interest-earning Assets

Financial assets that generate income through the payment of interest, such as savings accounts, bonds, and certificates of deposit.

Real GDP

The total value of all goods and services produced in a country in a year, adjusted for inflation.