How do vaccinations prepare the body's immune system to fight invasions of a specific pathogen?
by directing the immune system to produce more of all pathogens
by directing the immune system to produce more white and red blood cells, which will fight the specific pathogen
by directing the immune system to produce antibodies to fight that specific pathogen
by directing the immune system to produce antibodies to fight all pathogens.
choose the correct answer
1 answer
by directing the immune system to produce antibodies to fight that specific pathogen