T-Cell Response to T-Cell-Dependent Antigens Requires

question 20

Multiple Choice

T-cell response to T-cell-dependent antigens requires

• A)typically a protein antigen.
• B)binding of T-cell to a Class II MHC receptor on an antigen-presenting cell.
• C)binding of T-cell to a site on the antigen.
• D)interleukin-1 activating the T helper cell.
• E)All of these choices are correct.

---

Definitions:

Investment Opportunity

A situation in which an individual or organization has the possibility to invest in something that has the potential to yield financial returns.

Margin

The difference between the selling price of a good or service and its cost, often expressed as a percentage of the selling price.

Return On Investment

A performance measure used to evaluate the efficiency of an investment by comparing its return to its cost.

Residual Income

The amount of income that an individual or company has after all required expenses and costs have been paid.