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vaieri [72.5K]
4 years ago
8

What conditions must be met before a specific pathogen is proved to cause a disease?

Biology
1 answer:
Pavlova-9 [17]4 years ago
4 0
The conditions that must be met before a specific pathogen is proved to cause a disease include; Pathogen must be present in every case in which the disease is found, pathogen must be isolated and grown outside the body in a pure culture, healthy animals infected with culture must develop the disease and finally the pathogen must be re-isolated and cultured from the newly sick animals and must be identical to the original pathogen. 
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