Ion Pumps Differ from Ion Channels in That

question 1

Multiple Choice

 Ion pumps differ from ion channels in that

• A) they allow different types of ions to cross the neural membrane.
• B) pumps respond to ligands and drugs, whereas channels respond to the electrical environment in their immediate vicinity.
• C) channels require energy to operate, whereas pumps do not.
• D) pumps require energy to function, whereas channels do not.

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Definitions:

Complementary Products

Goods or services that are used together, where the use of one increases the value or demand for the other.

Good Substitutes

Products or services that can replace each other in use, offering consumers alternatives that fulfill the same need or function.

Price Elasticity

An indicator of the variation in the amount of a product desired by consumers as its cost fluctuates.

Consumer Surplus

The difference between the total amount that consumers are willing and able to pay for a good or service and the total amount that they actually pay.