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

User Danielquokka
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2 Answers

20 votes
20 votes

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.

Explanation:

User Brendan Cashman
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14 votes
14 votes

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.

hope it helps.

stay safe healthy and happy...

User Ellisbben
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