Nester's Microbiology: A Human Perspective
9th Edition
ISBN: 9781259709999
Author: Denise G. Anderson Lecturer, Sarah Salm, Deborah Allen
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 5, Problem 4SA
What is the primary reason that wine is pasteurized?
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What is the purpose of pasteurization in performing a simple fermentation process utilizing available raw materials such as fresh fruit and vegetables?
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a) Micronutrient
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Chapter 5 Solutions
Nester's Microbiology: A Human Perspective
Ch. 5 - How is preservation different from pasteurization?Ch. 5 -
2. What is the most chemically resistant...Ch. 5 - Explain why it takes longer to kill a population...Ch. 5 - What is the primary reason that wine is...Ch. 5 -
5. What is the primary reason that milk is...Ch. 5 - When canning, why are low-acid foods processed at...Ch. 5 - How are heat-sensitive liquids sterilized?Ch. 5 -
8. How does microwaving a food product kill...Ch. 5 -
9. How is an iodophore different from a tincture...Ch. 5 - Name two products commonly sterilized using...
Ch. 5 - Unlike a disinfectant, an antiseptic a) sanitizes...Ch. 5 - The D value is defined as the time it takes to...Ch. 5 - Prob. 3MCCh. 5 - Prob. 4MCCh. 5 - Which concentration of alcohol is the most...Ch. 5 - All of the following could be used to sterilize an...Ch. 5 - All of the following are routinely used to...Ch. 5 - Aseptically boxed juices and cream containers are...Ch. 5 - Commercial canning processes are designed to...Ch. 5 -
10. Which of the following is false?
a) A...Ch. 5 - An agriculture extension agent is preparing...Ch. 5 - As a microbiologist representing a food...Ch. 5 - This graph shows the time it takes to kill...Ch. 5 -
2. This diagram shows the filter paper method...
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- Why is it important for the commercial canning process to destroy the endospores of Clostridium botulinum?arrow_forwardAll the following are listed in the same media classification except: a) Complex b) Supportive c) Enriched d) Selective e) Differentialarrow_forwardWhy does the fermentation process produce solutions of only 10 - 15% ethanol?arrow_forward
- Which concentration of alcohol is the most effective germicide?a) 100% b) 75% c) 50%d) 25% e) 5%arrow_forwardWhat is the point of the pressure in the autoclave sterilization?arrow_forwardA sharp growth line in the SIM media is an indication of what characteristic? A) Hydrogen sulfide gas production B) Tryptophan breakdown C) Indole production D) Non-motilearrow_forward
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