Question

5. Commensals are the disease-causing micro-organisms.
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Answer 1

Answer:

The latter may live like true commensals in a particular tract in a human and never cause disease, despite their potential to do so. When the environment is altered, however, they are capable of causing severe illness in their host, or, without harming their host, they may infect another person with a serious disease.

Explanation:

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Answer 2

Answer:

hi Shreya

Explanation:

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