The Secondary Signal Needed for T_H0 Helper Cells to Differentiate

question 8

Multiple Choice

The secondary signal needed for T_H0 helper cells to differentiate into either T_H1 cells or T_H2 cells is the cross-link between ________ (on TH0 helper cells) and ________ (on APC cell) .

• A) CD154; CD40
• B) MHC I; B7
• C) CD4; MHC II
• D) CD8; MHC I
• E) CD28; B7

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Definitions:

Cultural Influences

Factors stemming from the culture in which an individual has been raised or operates, affecting their values, behaviors, and preferences.

Reference Groups

Social groups that individuals use as a standard for evaluating their own behavior, attitudes, and values.

External Social Environment

The external factors in society that influence an organization's operation, including cultural, demographic, and social aspects.

Behavior

Refers to the actions and mannerisms made by individuals, groups, or systems.