Which of the Following Is Required for T-Cell Activation

question 31

Multiple Choice

Which of the following is required for T-cell activation?

• A)Antigen-specific TCR binding to MHC peptide
• B)Expression of CD4⁺ or CD8⁺
• C)Interaction with CD80, CD86, or ICOS-L
• D)Both antigen-specific TCR binding to MHC peptide and expression of CD4⁺ or CD8⁺ are correct.
• E)Both antigen-specific TCR binding to MHC peptide and Interaction with CD80, CD86, or ICOS-L are correct.

---

Definitions:

Staircase Analysis

A method used to analyze and visualize the incremental steps or stages in a process or development.

Future Sales Volume

An estimation of the quantity of goods or services that a company expects to sell in a future period.

Marketing Mix

The mix of elements a company can manage to encourage consumers to buy its offerings, commonly recognized as the 4Ps: product, price, place, and promotion.

Market Forecast

The projection or estimation of future market trends, sizes, and characteristics based on current and historical data.