Which of the Following Mechanisms Is Used by Gram- Negative

question 25

Multiple Choice

Which of the following mechanisms is used by gram- negative bacteria to cross the blood- brain barrier?

• A) inducing TNF
• B) antigenic variation
• C) producing fimbriae
• D) producing toxins
• E) inducing endocytosis

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Definitions:

Marginal Utility

The additional satisfaction or benefit (utility) a consumer gains from consuming one more unit of a good or service.

Supply and Demand

The fundamental economic model describing the balance between the quantity of goods available and the desire of buyers for it.

Marginal Utility

The additional satisfaction a consumer gains from consuming one more unit of a good or service.

Opportunity Cost

The cost of foregoing the next best alternative when making a decision or choice.