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2. Micro-Organisms: Friends and Foe
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Q49 of 104 Page 40

Why are antibiotics not effective against 'common cold' and 'flu'?

Antibiotics are not effective against 'common cold' and 'flu' as these are caused by viruses. And the viruses do not have cells but live in the cells of living beings. And the working mechanism of the antibiotics is to break the cell wall and attack on the bacteria. 

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Questions · 104
2. Micro-Organisms: Friends and Foe
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