Negative Selection in the Thymus Occurs

question 22

Multiple Choice

Negative selection in the thymus occurs

• A)when the T cells recognize the CD4 molecule
• B)when the T cells maturing in the thymus recognize self-antigens
• C)when the T cells bind to class I molecules
• D)when the T cells bind to class II molecules

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Definitions:

Hyphenated Americans

Americans who identify their ethnicity or nationality with a hyphen, as in "Italian-American" to indicate their cultural heritage.

World War I

A global conflict that took place primarily in Europe from 1914 to 1918, involving many world powers.

Propaganda Campaign

A systematic effort to spread certain ideas or beliefs, often by a government or organization, to influence public opinion or behavior.

Treaty of Versailles

The peace treaty signed in 1919 that officially ended World War I between the Allied Powers and Germany, imposing heavy reparations and territorial losses on Germany.