HIV Is Inactivated in the Laboratory After a Few Minutes

question 7

Multiple Choice

HIV is inactivated in the laboratory after a few minutes of sitting at room temperature; the flu virus is still active after sitting for several hours. What are the practical consequences of these findings?

• A) HIV can be transmitted from person to person by sexual contact or injection of infected blood products.
• B) The flu virus can be transmitted from person to person by contact with a contaminated surface.
• C) The flu virus can be transmitted from person to person by direct physical contact.
• D) Both A and B apply.
• E) All of the above answers apply.

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Definitions:

Round

To adjust a number to a desired degree of precision, usually to a nearby value that is easier to work with or understand.

Markup

The sum included in the purchase price of products to account for overhead expenses and gain profit.

Inequalities

Mathematical statements that compare two expressions using inequality symbols, showing if one is less than, greater than, or not equal to the other.

Equivalent

Two expressions that have the same value or represent the same mathematical quantity.