PKU Occurs in About ___% of the Population in North

question 41

Multiple Choice

PKU occurs in about ___% of the population in North America.

• A) 3%
• B) 2%
• C) 1%
• D) .01%

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Definitions:

Clonal Selection

The process by which an antigen selectively binds to and activates specific lymphocytes, ensuring a targeted immune response.

Antigen Recognition

The process by which immune cells identify and bind to foreign substances, triggering an immune response.

MHC Class II

Molecules found on the surface of certain immune cells, involved in the immune system's recognition and response to foreign particles.

Antibody Production

The process by which plasma cells generate antibodies specific to pathogens or foreign substances as a part of the immune response.