The bugs within us | Science News for Students - 2 views
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The bugs within u
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No, not cockroaches and ants. These bugs are tiny, single-celled bacteria you can’t see. They blanket your skin. They also fill your stomach, intestines, lungs and mouth.
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Don’t worry about being less than human, though. Bacterial cells are very small. All of these bugs make up only between 1 and 3 percent of your body weight.
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