Term
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Definition
Ferments glucose to produce an acid
Turns from red to yellow, and produces a gas bubble
Liquid test |
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Term
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Definition
Uses the fermented glucose to to produce organic acids
Turns red for positive and colorless for negative
Liquid test |
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Term
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Definition
Uses fermented glucose to produce neutral end-products
Turns bright pink if positive
Liquid test |
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Term
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Definition
Tests for the breakdown of tryptophan to indole
Turns from red to yellow in presents of indole
Liquid test |
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Term
| Mannitol Salts Agar (MSA) |
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Definition
Utilizes the mannitol as a source of carbon source
Positive turns yellow, negative stays red |
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Term
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Definition
Can destroy the red blood cells in the media
Beta-hemolysis--> colorless
Alpha-hemolysis--> greenish discoloration
Gamma-hemolysis--> no effect of red |
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Term
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Definition
| Presence of enzyme involved in respiration where oxygen is the terminal transporter |
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Term
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Definition
Enzyme that degrades hydrogen peroxide into pxygen and water
Bubbles form when bacteria added |
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Term
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Definition
| The bacteria can move through the media |
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Term
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Definition
Bacteria can use citrate as the carbon source and that also requires it use ammonium salts as a nitrogen source
Nitrogen salts releases ammonius black into media raising pH
Turns from dark green to persian blue |
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Term
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Definition
The bacteria can break down the urea into carbon dioxide and ammonia
Raise in pH causes media to go from yellow to bright pink |
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Term
| Kligler Iron Slant: Aerobic |
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Definition
Red--> yellow : lactose fermentation and a change in pH from basic to acidic
Surface of tube |
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Term
| Kligler Iron Slant: Anaerobic |
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Definition
Red-->yellow : glucose fermentation, pH drops from basic to acidic
Butt of tube |
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Term
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Definition
| Reduces thiosulfate to H2S and causes a black parcipitate |
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Term
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Definition
Glucose and/or lactose fermentation
Bubbles visible in the media |
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