Which of the Following Processes Requires a Carrier Protein

question 49

Multiple Choice

Which of the following processes requires a carrier protein?

• A) diffusion only
• B) facilitated diffusion only
• C) active transport only
• D) endocytosis only
• E) both facilitated diffusion and active transport

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Definitions:

Fixed Costs

Expenses that do not change in total irrespective of the volume of goods or services produced by a company.

Break Even

The point at which total revenues equal total expenses, with no net loss or profit.

Variable Costs

Expenses that are directly tied to the rate of goods produced or services sold, such as the cost of materials and labor involved.

Fixed Costs

Costs that remain constant for a business over a period, regardless of the level of goods or services produced.