×
In biology, a pathogen in the oldest and broadest sense, is any organism or agent that can produce disease. A pathogen may also be referred to as an ...
People also ask
A pathogen is an infectious thing, such as a virus, bacteria, fungi or parasite, which causes a disease. This ability is called pathogenicity.
A human pathogen is a pathogen that causes disease in humans. The human physiological defense against common pathogens (such as Pneumocystis) is mainly the ...
Pathogenic bacteria are bacteria that can cause disease. This article focuses on the bacteria that are pathogenic to humans. Most species of bacteria are ...