When an Individual Is First Exposed to the Smallpox Virus

question 149

Multiple Choice

When an individual is first exposed to the smallpox virus, several days pass before significant numbers of specific antibody molecules and T cells are produced. However, a second exposure to the virus causes a large and rapid production of antibodies and T cells. This response is an example of

• A) antigenic determinants.
• B) phytoalexins.
• C) phagocytosis.
• D) interferon production.
• E) immunological memory.

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Definitions:

Tying

Tying is a sales technique where a seller requires the purchaser of one product to also buy another, secondary product.

Monopoly

A market structure in which a single seller controls the entire supply of a product or service, and hence, the price, effectively blocking entry for any competitors.

Prisoners' Dilemma

A scenario in game theory in which two individuals acting in their own self-interest do not achieve the optimal outcome, illustrating the conflict between individual and collective rationality.

Cooperation

The process of groups or individuals working together towards a common goal.