Benson's Microbiological Applications, Laboratory Manual in General Microbiology, Short Version (13th Edition)

Chapter 9

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The following are the results from a standard ... more

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Ground beef ; Certain meat products contain ... more

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Sweetened dried fruit ; Production of dried fruit ... more

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Food preserved at low temperature should be ... more

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Some bacteria grow at fridge temperature. ; ... more

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Dried fruits do not contain enough water to ... more

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Examples of healthy foods that contain naturally ... more

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The following are the presumptive-test results of ... more

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The following are the confirmed-test results of ... more

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The following are the completed test results of ... more

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The following results are from the various water ... more

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The amount of filtered water can be determined ... more

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Filtration through a 0.45 µm membrane filter does ... more

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The membrane filter technique uses a 0.45 µm ... more

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The membrane filter is typically incubated on the ... more

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Rubber stoppers prevent the samples from spilling ... more

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No. Methylene blue reduction time, or MBRT, only ... more

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Colorless or clear ; Upon adding the methylene ... more

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The reductase test uses only a minimal amount of ... more

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Psychrophiles, thermophiles, and thermodurics ; At... more

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The control set up serves as the standard set up ... more

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To avoid contamination ; If the thermometer is ... more

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Bacillus megaterium is a mesophile. However, it ... more

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Yes, a tube that is totally immersed in water will... more

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; E. coli is rod-shaped and stains pink since it ... more

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B. coagulans and G. stearothermophilus ; Flat sour... more

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T. thermosachharolyticum ; T.A. or thermophilic ... more

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C. sporogenes ; Stinker spoilage, also known as ... more

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No ; Flat sour spoilage is not involved in health ... more

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When the spores of botulinum in a can are exposed ... more

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Inadequate pasteurization and lack of equipment ... more

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Sugar; Ethanol and carbon dioxide ; To ferment the... more

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Balloons trap the gases produced in fermentation, ... more

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Yeasts and bacteria ; Beverages such as wine and ... more

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Hydrogen sulfide is involved in the reductive off-... more

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Beer, wine, buttermilk, cottage cheese, yogurt, ... more

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Fermentation produces acids and alcohol. The ... more

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