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We Look Up a Number in the Phone Book,push the Book

question 64

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We look up a number in the phone book,push the book away,and then begin to dial the number.Why do we discourage an interruption during this process?


Definitions:

Antigens

Substances that the immune system recognizes as foreign, triggering an immune response; often parts of pathogens like bacteria, viruses, or fungi.

Toxins

Poisonous substances produced by living cells or organisms that can cause disease when introduced into the body tissues.

Complement System

A part of the immune system that enhances (complements) the ability of antibodies and phagocytic cells to clear microbes and damaged cells from an organism.

Clonal Selection

Lymphocyte activation in which a specific antigen causes activation, cell division, and differentiation only in cells that express receptors with

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