Which of the Following Statements About Antigenicity Is False

question 20

Multiple Choice

Which of the following statements about antigenicity is false?

• A) normal host tissue is referred to as self
• B) foreign substances are referred to as non-self
• C) all bacteria have antigens and are seen as non-self
• D) transplanted organs have no antigens and are seen as self

---

Definitions:

Monetary Outlay

The amount of money spent on a particular transaction or investment.

Implicit Costs

The opportunity costs that arise when a company uses internal resources without a direct payment.

Explicit Costs

Direct payment made to others in the course of running a business, such as wages, rent, and materials.

Accounting Profits

The net income of a company determined by subtracting total expenses from total revenues, according to generally accepted accounting principles.