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7 Cards in this Set
- Front
- Back
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What is bacteria
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One-celled microorganisms with both plant and animal characteristics
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Nonpathogenic Bacteria
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Helpful or harmless and do not cause disease. Most bacteria.
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Pathogenic Bacteria
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Also called microbes or germs. Harmful and although in the minority, cause disease when they invade plant or animal tissue.
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Staphlyococci
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Pathogenic. Pus forming. Grows in clusters like a bunch of grapes.
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Streptococci
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Pathogenic. Pus forming. Arranged in curved line resembling a string of beads. Strept throat and blood poisoning.
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Diplococci
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Pathogenic. Sphericial bacteria that grow in pairs. Pneumonia.
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Difference between viruses and bacteria
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Viruses live only by penetrating cells and becoming part of them. Bacteria can live on their own.
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