Immune
Herd Immunity
Possible Epidemic Vaccination Percentage Level
Virus
viral disease
Vaccine
Epidemic definition
When below 85-95% of the population is vaccinated against a virus
When a virus/bacteria cannot cause a person to become sick. You are considered __________ to this virus/bacteria
infectious disease that spreads rapidly and sickens a large number of people
A harmless dead or weakened virus/bacteria that stimulates a person's immune system to mount defenses against the virus/bacteria
A sickness caused by a virus is called
When 85-95% of the population is vaccinated against a virus
A sub-microscopic particle that must infect living plant or animal cells to reproduce
