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Pathogen Notes: Definitions & Explanations PDF | Download eBooks

Study Pathogen lecture notes PDF with biology definitions and explanation to study “What is Pathogen?”. Study pathogen explanation with biology terms to review biology course for online degree programs.

Pathogen Definition:

  • A pathogen is a bacterium, fungus, virus, or other disease-causing agent.

    Campbell Biology by J.B. Reece, L.A. Urry, M.L. Cain, S.A. Wasserman, P.V. Minorsky, R.B. Jackson



Pathogen Notes:

A pathogen is anything that can produce disease. A pathogen may also be referred to as an infectious agent, or simply a germ. It can be a virus or bacterium or anything that can potentially be infectious. Diseases in humans that are caused by infectious agents are known as pathogenic diseases, though not all diseases are caused by pathogens. There are several pathways through which pathogens can attack a host.

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