When a person receives a vaccine, his or her body
a. receives antibodies against a specific pathogen.
b. creates plasma cells that can produce antibodies against the specific pathogen.
c. creates antigens to fight the specific pathogen.
d. immediately begins fighting the infection caused by the pathogens.

The scales shown in the introduction measure mass, or the amount of matter in a particular object. the scientific law of conservation of mass states that matter cannot be created or destroyed during a chemical reaction, but it can change from one form to another. did the simulation support this scientific law? explain why or why not.