_____ Are Protein Molecules That Recognize and Bind to Antigens

question 18

Multiple Choice

_____ are protein molecules that recognize and bind to antigens, mark them for destruction, and prevent them from causing infection.

• A) Helper T-cells
• B) Natural killer T-cells
• C) B-cells
• D) Antibodies

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Definitions:

Sacrifice Ratio

The number of percentage points of annual output lost in the process of reducing inflation by 1 percentage point.

Inflation

An increase in the overall level of prices in the economy

Output

The amount of goods or services produced by a firm, industry, or economy over a given period.

Sacrifice Ratio

A measure of the economic cost of reducing inflation, calculated as the percentage of annual output lost per one percentage point reduction in inflation.