Use the Following Information to Answer the Next Few Questions

question 14

Multiple Choice

Use the following information to answer the next few questions.
An otherwise healthy student in your class is infected with EBV, the virus that causes infectious mononucleosis. The same student had already been infected when she was a child, at which time she had merely experienced a mild sore throat and swollen lymph nodes in her neck. This time, although infected, she does not get sick.
-Which of these is not part of insect immunity?

• A) activation of microbe-killing chemicals
• B) activation of natural killer cells
• C) phagocytosis by hemocytes
• D) production of antimicrobial peptides
• E) a protective exoskeleton

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Definitions:

Public Utilities

Companies that provide essential services like water, electricity, natural gas, and telecommunications to the public, often under government regulation.

Political Power

The ability to influence or outright control the behavior of people and institutions, often within a governmental context.

Economic Profit

The profit a company makes after accounting for both its explicit and implicit costs, differing from accounting profit by considering opportunity costs.

Marginal Revenue

The additional income earned from the sale of one more unit of a product or service.