Which of the Following Statements About Voltage-Gated Channel Proteins Is

question 64

Multiple Choice

Which of the following statements about voltage-gated channel proteins is true?

• A) If the membrane voltage reaches threshold potential, ions are pumped through the membrane.
• B) If the membrane voltage reaches threshold potential, ions can diffuse through the membrane.
• C) Ions can move through the membrane only if the overall membrane voltage stays the same.
• D) Ions are pumped through the membrane in order to maintain existing membrane voltage.
• E) When the gates close, membrane voltage does not change.

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Definitions:

Increases

This term refers to a situation where a quantity or quality of something goes up or becomes more.

Constant-Cost Industry

An industry where the costs of production do not change as the overall level of production increases or decreases.

Long-Run Supply

The total amount of a good or service that is available in the market over a long term, taking into account adjustments in production and entry or exit of firms.

Decreasing-Cost Industry

An industry where increased production leads to lower costs per unit, typically due to economies of scale or technological improvements.