what are pathogens?
Asked by bdhal | 22nd Oct, 2018, 09:23: AM
A pathogen is a biological agent that causes disease or illness to its host. These pathogens generally enter the human body from contaminated drinking water and cause many water-borne diseases like cholera, typhoid, jaundice, hepatitis etc.
Answered by Sivanand Patnaik | 22nd Oct, 2018, 09:33: AM
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