Which of the Following Structures Would Decrease the Electrochemical Gradient

question 64

Multiple Choice

Which of the following structures would decrease the electrochemical gradient across a membrane?

• A) an aquaporin
• B) a proton pump
• C) a potassium channel
• D) both a proton pump and a sodium channel

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Definitions:

Equivalent Annual Cost

A financial assessment tool used to compare the cost effectiveness of two or more projects with different lifespans by normalizing their costs into annual equivalents.

Sunk Costs

Expenditures that have already been incurred and cannot be recovered.

Incremental Costs

Expenses that will be incurred only as a result of undertaking a specific action.

GAAP

Generally Accepted Accounting Principles; a common set of accounting principles, standards, and procedures that companies must follow when they compile their financial statements.