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Lecture2 Bacteria and VirusesA

Lecture2 Bacteria and VirusesA - Bacteria and Viruses...

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Microbs Bacteria and Viruses Microbs Bacteria are microscopic, single-celled organisms. Thousands of different kinds of bacteria live throughout the world. Some live in the environment, and others live on the skin, in the airways, in the mouth, and in the digestive and genitourinary tracts of people and animals. Only a few kinds of bacteria cause disease. Microbs Microbs Microbs Microbs
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