The COVID-19 Vaccine Elicits an Immune Response by Presenting the Body

question 194

Multiple Choice

The COVID-19 vaccine elicits an immune response by presenting the body with

• A) mRNA molecules.
• B) cytotoxic T cells specifically primed to kill the virus.
• C) antibodies against the virus.
• D) a killed version of the virus or antigens specific to the virus.

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Definitions:

GATT

The General Agreement on Tariffs and Trade, an international trade treaty designed to boost economic recovery after World War II by reducing or eliminating trade barriers such as tariffs and quotas.

International Trade

The exchange of goods and services between countries.

Trade Balance

The difference between the monetary value of a nation's exports and imports over a certain timeframe.

Free Markets

Economic systems in which the prices for goods and services are determined by the open market and consumers, in which the laws and forces of supply and demand are free from any intervention by a government, price-setting monopoly, or other authority.