Which of the Following Statements Correctly Describes Vaccines and How

question 50

Multiple Choice

Which of the following statements correctly describes vaccines and how they help prevent viral infection?

• A) Vaccines are active versions of a virus that stimulate an immune reaction in a person.
• B) Vaccines are inactive versions of a virus that stimulate an immune reaction in a person.
• C) Vaccines are infectious proteins that stimulate an immune reaction in a person.
• D) Vaccines are infectious enzymes that stimulate an immune reaction in a person.

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Definitions:

Government

The organization or system through which a community, state, or nation is governed and regulatory and administrative functions are conducted.

Binding Price Floor

A binding price floor is a government-imposed limit on how low a price can be charged for a product or service, set above the equilibrium price, leading to potential surpluses.

Surplus

The excess of supply over demand in a market, resulting in lower prices.

Shortage

A situation in which demand for a product exceeds its supply in a market.