A urine sample with more than 100,000 organisms is considered indicative of infection. A urine sample containing 5,000 bacteria, with a generation time of 30 minutes, sits for 3 hours before finally being assayed. How many bacteria will then be present within the sample?

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#Question id: 34331

#XL - S Microbiology

Which of the following methods are effective for sterilizing heat-sensitive materials?

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#Question id: 34332

#XL - S Microbiology

Which of the following are oxidizing agents used as disinfectants?

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#Question id: 34333

#XL - S Microbiology

Which of the following factors affect the efficacy of chemical disinfectants?

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#Question id: 34334

#XL - S Microbiology

Which of the following can pass through a standard 0.22 µm membrane filter?

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#Question id: 34335

#XL - S Microbiology

Which of the following are used to validate sterilization procedures?

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#Question id: 34336

#XL - S Microbiology

Ethylene oxide gas sterilizes by which of the following mechanisms?