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15 Cards in this Set
- Front
- Back
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anoxygenic phototrophs that grow phototrophically, obtaining carbon from CO2 + H2S
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purple sulfur bacteria
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anoxygenic phototrophs that grow phototrophically, obtaining carbon from organic sources
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purple nonsulfur bacteria
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reside in alpha, beta, and gamma subdivisions of the proteobacteria
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purple bacteria
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key genera includes:
chromatium ectothiorhodospira rhodobacter rhodospirillum |
purple bacteria
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key genera:
nitrosomonas nitrobacter |
nitrifying bacteria
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widespread in soil and water; present in highest numbers in habitats where considerable amounts of ammonia are present
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nitrifying bacteria
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bacteria able to grow chemolithotrophically at the expense of reduced inorganic nitrogen compounds
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nitrifying bacteria
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key genera include:
thiobacillus achromatium beggiatoa |
sulfur and iron oxidizing bacteria
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produces hemolysins (enzyme that lyses red blood cells)
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streptococci
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Beta hemolytic (S. pyogenes) is the cause of:
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strep throat
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alpha hemolytic (S. pneumonia) is the cause of:
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bacterial pneumonia
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endospore-forming gram + rods and cocci
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bacillus - aerobic or facultative anaerobes
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strict anaerobes including C. tetani and C. boutlinum
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clostridium
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responsible for gas gengrene
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clostridium perfringens
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anoxygenic phototrophic bacteria
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purple or green bacteria
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