Which of the Following Is a Sterilization Procedure That Uses

question 5

Multiple Choice

Which of the following is a sterilization procedure that uses moist heat and how is this method effective in killing bacterial spores?

• A) Filtration; filters all microbes larger than the filter pore size
• B) Boiling; kills all microorganisms and spores at 100° C (boiling)
• C) Hot-air chamber; kills all microorganisms and bacterial spores at 171° C for at least 1 hour
• D) Autoclaving; kills all microorganisms and bacterial spores at 121° C for 15 minutes at 15 lb above atmospheric pressure

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