Microbiology: Principles and Explorations
10th Edition
ISBN: 9781119390114
Author: Black
Publisher: WILEY
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Textbook Question
Chapter 7, Problem 3.3SC
What is the purpose of a stock culture? Why is it never used itself for laboratory tests?
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Chapter 7 Solutions
Microbiology: Principles and Explorations
Ch. 7 - What are the differences between the lag phase and...Ch. 7 - How does logarithmic rate of increase differ from...Ch. 7 - Prob. 1.3SCCh. 7 - Why does a direct microscopic count of bacteria...Ch. 7 - What does the ending -phile mean? Distinguish...Ch. 7 - What enzymes do most obligate anaerobes lack? How...Ch. 7 - Prob. 2.3SCCh. 7 - Prob. 3.1SCCh. 7 - Distinguish between the various kinds of media:...Ch. 7 - What is the purpose of a stock culture? Why is it...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- What is the purpose of flame-sterilizing the mouth of the test tube and the side of the Petri dish during inoculation?arrow_forwardWhat is the difference between culture-based technique and culture-independent techniques based on the principle behind the method?arrow_forwardIs it likely that a pure culture could be isolated from the human body? Why or why not?arrow_forward
- What is the purpose of performing a streak plate? What are some causes of lawn of cells?arrow_forwardWhat is the purpose of staining bacteria? What is the purpose of collecting bacteria from different sources and staining them. What can you learn from this type of experiment?arrow_forwardTake a look at your streak plate from the use of a mix culture. Does your plate show the results that are expected? If yes, what does this result tell you if no, what error do you think could’ve caused this? Explain.arrow_forward
- why use dye reduction and standard plate count on checking the several types of bacterial levels in a milk factory and does not use pcr?arrow_forwardWhat are the basic differences between the three plating methods? Fill up the following table. Streak Pour Spread Equipment/ Materials used in immobilizing and separating cells Purpose(s) (isolation, enumeration, both) Type of colonies (surface, subsurface, both) Advantage Disadvantagearrow_forwardHow is agar in the petri dish prepared to grow the bacterial specimen? explain in your own words.arrow_forward
- What are the advantages and limitations of studying bacteria by means of the Culture method?arrow_forwardHow do we reconcile the number of colonies in the plates to the actual number of bacteria in the original sample? Count Plate Methodarrow_forwardWhat is the goal of isolation streak plate technique? Why is microbial considered a pure culture?arrow_forward
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