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| bacterium | |||
| bacterium Group of single-cell micro-organisms, the smallest of the living organisms. Some are vital to sustain life, while others are responsible for causing highly dangerous human diseases, such as anthrax, tetanus and tuberculosis. Bacteria are found everywhere, in the soil, water and air | |||
| bacteria | |||
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| bacilli | |||
| bacteria | |||
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bacteria : 207 phrases, 21 sujets |