The Immune System
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Title: The Immune System

Essay Details:

Subject: Science
Author: Anna P
Date: August 14, 2015
Level: College
Grade: B
Length: 1 / 223

Essay text:

These barriers protect the body from a disease's entrance, but do not prevent it. Adaptive, or specific, immunity processes when invaders actually attack the body. In adaptive immunity, proteins called antibodies appear in body fluids to fight bacteria and toxins, while other cells in adaptive immunity resist a virus' reproduction within cells. Resistance called immunity is reached by active or passive immunization. Active immunization occurs when a person's immune system becomes activated and generates a response or by a vaccination. Natural immunization is controlled by a person's immune system, while a vaccination is a chemically-created weakened form of the disease unable to cause harm...

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