Which of Thfollowing Statements Is Truabout a Normal CFTR Protein

question 113

Multiple Choice

Which of thfollowing statements is truabout a normal CFTR protein?

• A)CFTR protein pumps chlorine ions out of the cell.
• B)Activity of the CFTR protein causes the surface of epithelial cells to be constantly wet.
• C)CFTR protein serves as a receptor that signals the body to the presence of bacteria.
• D)CFTR protein allows the mucus to slide easily over epithelial cells.
• E)All of these are true.

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Definitions:

Industry

An industry is a group of companies that operate in a specific sector of the economy, often producing similar goods or services.

Cartel

An agreement among several producers to obey output restrictions in order to increase their joint profits.

Marginal Cost

The cost incurred from producing one additional unit of a product or service.

Output

The amount of goods or services produced by a business, industry, or economy.