Laboratory Experiments in Microbiology (12th Edition) (What's New in Microbiology)
12th Edition
ISBN: 9780134605203
Author: Ted R. Johnson, Christine L. Case
Publisher: PEARSON
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Textbook Question
Chapter 53, Problem 3Q
Why can filtration be used to sterilize culture media?
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Chapter 53 Solutions
Laboratory Experiments in Microbiology (12th Edition) (What's New in Microbiology)
Ch. 53 - Prob. 1QCh. 53 - Will E. coli grow on Enterococcus agar, and will...Ch. 53 - Why can filtration be used to sterilize culture...Ch. 53 - Prob. 4QCh. 53 - Why is the membrane filter technique useful for a...Ch. 53 - Design an experiment to detect the presence and...Ch. 53 - A water sample could be negative for Enterococcus...
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- Explain why the following steps are necessary during subculturing: Cooling the inoculating loop before touching the inoculum/culture ?arrow_forwardCan culture media be sterilized in the hot air oven? why or why not?arrow_forwardDuring media preparation, you observed that the agar medium did not solidify after sterilization even after incubating it for 1 hour at room temperature. What could be the reason behind this?arrow_forward
- If you transfer 0.1 mL of culture into a 99mL of sterile water, then add 1mL of that to an agar plate, what is the final dilution?arrow_forwardWhen is sterilization by filtration preferred over sterilization by heat? Why? What makes heat an effective sterilizing agent? Why are the conditions required for sterilization greater for dry heat (160-180°C for 1-2hrs) than for steam (121°C for 15min)?arrow_forwardWhat is the best streaking technique in a culture media? Explainarrow_forward
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