What Is the Ratio of Sodium to Potassium Exchange for Each

question 35

Multiple Choice

What is the ratio of sodium to potassium exchange for each cycle of the sodium-potassium exchange pump?

• A) 1 sodium: 1 potassium
• B) 2 sodium: 1 potassium
• C) 3 sodium: 2 potassium
• D) 2 sodium: 3 potassium
• E) 1 sodium: 2 potassium

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Definitions:

Marginal Cost

The increase in cost that arises from producing one additional unit of a good or service.

Output

The quantity of goods or services produced in a given time period by a firm, industry, or country.

Fixed Costs

Costs that do not change with the level of output or production, such as rent, salaries, or loan payments.

Variable Costs

Costs that change in proportion to the amount of goods or services produced.