Why Must T Cell Activation Take Place Outside the Thymus

question 41

Multiple Choice

Why must T cell activation take place outside the thymus?

• A)An activated T cell could destroy the other maturing T cells.
• B)An activated T cell could then destroy the thymus gland itself.
• C)Many T cells are self-reactive and must be eliminated in the thymus before any possibility of activation.
• D)Other cell types might be accidentally activated in the thymus.

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