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07-07-2021
Mathematics

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Describe what a vaccine is made of and how it helps prevent infection.

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07-07-2021

Answer:

Vaccines are made of mixtures that contain either parts of pathogens or whole pathogens that prepare the body's defenses to fight against the pathogens.

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25-11-2021

Answer:

Vaccines are made up of combinations containing either portions or entire pathogens that prepare the body's defenses to fight the diseases.

Step-by-step explanation:

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