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13 terms

Infectious Disease

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pathogen
Any virus or organism that causes disease.
antibiotic
Medicine that treats bacterial infection.
antibiotic resistance
Bacteria's ability to evolve to withstand the effects of an antibiotic.
vaccine
A dead or altered virus introduced into the body to stimulate the body's production of antibodies, causing immunity to the real virus.
antibodies
Proteins produced by the immune system that destroy specific pathogens.
immunity
The body's ability to destroy pathogens before they can cause disease.
contagion
Any disease easily transmitted by contact. An infectious disease.
vector
An animal host that transfers a pathogen or a parasite to another organism
carrier
An organism that is host to a pathogen to which it is immune but can pass the pathogen on to others.
mutagen
Any physical or chemical agent that can cause a mutation in DNA
infectious disease
A disease that is caused by a pathogen and that can be spread from one individual to another.
toxin
A poison produced by bacterial pathogens that damages cells.
quarantine
Isolation to prevent the spread of infectious disease.