B Cells That Differentiate During an Initial Immune Response but Remain

question 57

Multiple Choice

B cells that differentiate during an initial immune response but remain dormant until being activated during a subsequent exposure to an antigen are called

• A)T cells.
• B)memory cells.
• C)macrophages.
• D)monocytes.
• E)cytokines.

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Definitions:

Marginal Revenue

The additional income gained from selling one more unit of a good or service.

Total Cost

The sum of fixed costs and variable costs incurred by a business in producing a particular level of output.

Industry Equilibrium Price

The price at which the total quantity demanded by consumers equals the total quantity supplied by firms in an industry.

Perfectly Elastic

A situation in demand or supply where quantity demanded or supplied changes infinitely with any change in price.