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15 Cards in this Set
- Front
- Back
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inhibits growth
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bacteriostatic
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reduces number of bacteria to safe levels
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sanitizer
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what do antibiotics inhibit/do?
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1. folic acid sythesis
2. peptidoglycan synthesis 3. protein synthesis 4. decrease lipopolysaccharide content "leaky" 5. fatty acid synthesis 6. chemotherapeutic drugs |
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what is the precursor for making folic acid?
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para-aminobenzoic acid (PABA)
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what is structurally identical to paba?
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sulfonamide
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what does sulfonamide do?
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inhibits paba
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acts as a bioside to kill bacteria
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triclosin
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target enzymes that keep dna in helical form
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quinolones
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reasons for antibiotic resistance
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1. doctors overprescribe
2. misuse of antibiotics 3. nonspecific antibiotics |
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prevent immediate cell death in extreme temps
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heat shock proteins
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optimal growth temp in <20C
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psychrophile
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optimal growth temp 20C - 40C, live mostly in warm blooded animals
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mesophile
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optimal growth temp >40C
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thermophiles
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non-photosynthetic, decayed matter
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saprophytes
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two forms of saprophytes
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1. yeast
2. mold |
