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7 Cards in this Set
- Front
- Back
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Innocuous
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species of bacteria that are not harmful
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Pathogenic
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species of bacteria that are capable of causing disease.
Pathogenic bacteria= virulent bacteria |
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Gram-positive bacteria
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Have a thick, single cell wall.
Retain a purple color when stained with a dye known a crystal violet |
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Gram-negative bacteria
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Have a double wall cell walls
Do not stain in purple with crystal violet |
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Aerobic bacteria
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require oxygen to live
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Anaerobic bacteria
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cannot live in the presence of oxygen
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Facultative anaerobic bacteria
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can exist either with or without oxygen.
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