What are pathogens?give eg
What is meant by contagious diseases. give eg
what are non communicable diseases.give eg
coughing and sneezing should not be done without covering nose or mouth . why
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a)pathogens are disease causing germs e.g. E. coli
b)contagious diseases are the diseases are the diseases which can spread rapidly from an infected person to a healthy person e.g. AID's
c)non communicable diseases are the diseases which cannot spread from one person to other e.g. most of the cancers
d)coughing and sneezing should not be done without covering our nose or mouth as because when we sneeze pathogens can be expelled out of our body and enter into someone else's body
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Answer:
a pathogen in the oldest and broadest sense, is anything that can produce disease. A pathogen may also be referred to as an infectious agent, or simply a germ.example viruses, bacteria, fungi, protozoa, and worms
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