Term
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Definition
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Term
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Definition
Oven heat: sterilize glassware and metal objects
Open flame: incinerate microorganisms |
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Term
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Definition
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Term
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Definition
Autoclaving: sterilizes media, bandages, and many kinds of hospital and lab equipment not damaged by heat and moisture
Pressure cooking: sterilizes canned foods |
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Term
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Definition
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Term
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Definition
| Kills pathogens in milk, dairy products, and beer |
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Term
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Definition
| Slows rate of enzyme controlled reactions |
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Term
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Definition
| Used to keep fresh foods for a few days; does not kill most microorganisms |
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Term
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Definition
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Term
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Definition
| Preserve some fruits and vegetables; sometimes used with some to preserve sausages and fish |
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Term
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Definition
| Dehydration inhibits enzymes |
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Term
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Definition
| Used to manufacture some instant coffees, and to preserve microorganisms for years |
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Term
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Definition
| Denatures proteins and nucleic acids |
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Term
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Definition
| Used to reduce number of microorganisms in air in operating rooms, animal rooms, and where cultures are transferred |
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Term
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Definition
| Denatures proteins and nucleic acids |
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Term
| Use of ionizing radiation? |
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Definition
| Sterilize plastics and pharmaceutical products and to preserve foods |
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Term
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Definition
| Absorbs water molecules, then releases microwave energy to surroundings as heat |
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Term
| Use of microwave radiation? |
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Definition
| Cannot be used reliably to destroy microbes except in special media-sterilizing equipment |
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Term
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Definition
| Oxidation of light-sensitive material |
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Term
| Use of strong visible light? |
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Definition
| Can be used with dyes to destroy bacteria and viruses; may help sanitize clothing |
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Term
| Sonic and ultrasonic waves |
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Definition
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Term
| Use of sonic and ultrasonic waves? |
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Definition
| Not a practical means of killing microorganisms but useful in fractionating and studying cell components |
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Term
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Definition
| Mechanically removes microbes |
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Term
| Use of filtration membranes? |
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Definition
| Used to sterilize media, pharmaceutical products, and vitamins, in manufacturing vaccines, and in sampling microbes in air and water |
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Term
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Definition
| Removes water from microbes |
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Term
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Definition
| Used to prevent spoilage of foods such as pickles and jellies |
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