Question

Why do vaccines build up immunity?
The body reduces inflammation when it is exposed to the weakened or dead form of a pathogen.
The body increases blood flow when it is exposed to the weakened or dead form of a pathogen.
The body raises its temperature when it is exposed to the weakened or dead form of a pathogen.
The body produces antibodies when it is exposed to the weakened or dead form of a pathogen.

Answer 1

@Jaxor9090

Answer 2

D is the correct answer

Answer 3

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