food that is contaminated with bacteria may not look or smell bad.
the spots can become infected with bacteria.
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bacteria
(noun)/bækˈtɪəriə/ /bækˈtɪriə/
the simplest and smallest forms of life. Bacteria exist in large numbers in air, water and soil, and also in living and dead creatures and plants, and are often a cause of disease.
Neither chilling nor freezing kills all bacteria.
antibiotic-resistant bacteria
Food that is contaminated with bacteria may not look or smell bad.
The spots can become infected with bacteria.
Raw meat and poultry may contain harmful bacteria.
These beneficial bacteria already naturally reside in the intestines.
There are many different strains of this bacterium.
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This card's content is collected from the following dictionaries: Oxford Advanced Learner's Dictionary
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