Something that makes a person/people sick.
To cause to become sick with a disease.
To spread a disease from one person to another in some way.
Disease that cannot be given/spread to other people.
Disease that can be given/spread to other people.
A disease that is spread from person to person.
A tiny (usually living) thing that causes disease.
Study of microscopic organisms.
Organism or cell that a pathogen infects.
A host that carries a pathogen for a disease; CAN get the disease and show disease symptoms later.
Living thing that transmits pathogens to another living organism; Not a host - CANNOT get the disease.