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Answers
Explanation:
Vaccination is the administration of a vaccine to help the immune system develop protection from a disease. Vaccines contain a microorganism or virus in a weakened, live or killed state, or proteins or toxins from the organism.
A vaccine activates our immune system without making us sick. Many dangerous infectious diseases can be prevented in this simple and effective way. A vaccine activates our immune system without making us sick.
Answer:
A vaccine (or immunization ) is a way to build your body's natural immunity to a disease before you get sick. This keeps you from getting and spreading the disease. For most vaccines, a weakened form of the disease germ is injected into your body.
Explanation:
A vaccine activates our immune system without making us sick. Many dangerous infectious diseases can be prevented in this simple and effective way. A vaccine activates our immune system without making us sick.
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