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eraser
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fairy
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25
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rocket
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thief
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10
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_______ heat is more rapidly effective and efficient compared to ________ heat.
Moist, dry
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10
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The lowest temperature needed to kill all microbes in ten minutes is the
thermal death point.
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Surfactants work by disrupting the
membrane integrity.
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The shortest time required to kill all the microbes in a sample at a specified temperature is called the
thermal death time.
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Chemicals that are antimicrobial and contain fluorine, chlorine, bromine, and iodine are
halogen compounds.
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_______________ is a control method that mechanically removes microorganisms rather than inhibiting or killing them.
Filtration
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Which of the following microbial forms have the highest resistance to physical and chemical controls?
bacterial endospores
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HEPA filters are used to remove microbes from
air.
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What instrument is most effective for pressure-temperature sterilization?
autoclave
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A(n) _______ is a chemical that destroys bacteria except for those in the endospore stage.
bacteriocide
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___________ mechanically removes microorganisms, reducing contamination to safe levels.
Sanitization
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Scrubbing or immersing the skin in chemicals to reduce the numbers of microbes on the skin is called
antisepsis.
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Heavy metals that control microbial growth include
silver, gold, copper and mercury.
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