A Disease in Which an Individual's Immune System Attacks His

question 73

Multiple Choice

A disease in which an individual's immune system attacks his or her own body's cells is called a(n)

• A)autoimmune disease.
• B)acquired immune response.
• C)antibody deficiency disease.
• D)natural immune disorder.

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Definitions:

Quantity of Land

The total area or amount of productive land available for agricultural or industrial use.

Rent

A fee charged for the use of property or land, typically paid monthly by tenants to landlords.

Economic Rent

Income earned from the possession of a unique asset or advantage not due to individual effort or investment, such as land ownership or patents.

Unearned Surplus

Income derived from investments rather than from work or productive activity.