Microbiology: An Introduction (13th Edition)
13th Edition
ISBN: 9780134605180
Author: Gerard J. Tortora, Berdell R. Funke, Christine L. Case, Derek Weber, Warner Bair
Publisher: PEARSON
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Chapter 28, Problem 10MCQ
Which of the following reactions is an oxidation carried out by Acidithiobacillus ferrooxidans?
- a. Fe2+ → Fe3+
- b. Fe3+ → Fe2+
- c. CuS → CuSO4
- d. Fe0 → Cu0
- e. none of the above
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29. What term best describes the following reaction carried out by Brucella suis?
SO4 → APS →→→ H2S → Methionine (amino acid)
A. Catabolism
B. Amphibolism C. Dissimilation
D. Autotrophy
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30. The foamy "head" (arrow) on this fermentation product comes directly from
A. N2 gas release
B. Sulfate reduction to H2S gas
C. Lactate buildup
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31. The process in #10 is made possible by
A. active site blockers B. allosteric inhibitors C. allosteric activators
D. stationary phase growth E. cell death
32. Which of these is the first step to countering a plume of ammonia-rich fertilizer percolating
towards an underground aquafer?
A. inject molasses B. inject oxygen
E. inject water
C. inject an electron source
D. inject nitrite
33. The follow-up step for #32 should encourage which of these reactions?
A. N-fixation
B. sulfate reduction
C. ammonification
D. denitrification
E. nitrification
34. The antibiotic rifampin fits into the active…
Which of the following statements is false?
A.
Sulfur-oxidizing bacteria may form hydrogen sulfide (H2S) as a product of the oxidation.
B.
Dissimilatory reduction of metals such as Fe3+ to Fe2+ represents anaerobic respiration.
C.
The nitrification reactions carried out by certain bacteria would be considered lithotrophy.
D.
Denitrification reactions would be considered anaerobic respiration.
Chapter 28 Solutions
Microbiology: An Introduction (13th Edition)
Ch. 28 - What is industrial microbiology? Why is it...Ch. 28 - How does commercial sterilization differ from...Ch. 28 - Why is a can of blackberries preserved by...Ch. 28 - Outline the steps in the production of cheese, and...Ch. 28 - Beer is made with water, malt, and yeast; hops are...Ch. 28 - Why is a bioreactor better than a large flask for...Ch. 28 - The manufacture of paper includes the use of...Ch. 28 - Describe an example of bioconversion. What...Ch. 28 - Prob. 9RCh. 28 - NAME IT Van Leeuwenhoek was the first to see this...
Ch. 28 - Foods packed in plastic for microwaving are a....Ch. 28 - Acetobacter is necessary for only one of the steps...Ch. 28 - Use the following choices to answer questions 35:...Ch. 28 - The spoilage of canned foods caused by Geobacillus...Ch. 28 - A heat-resistant fungus that causes spoilage in...Ch. 28 - The term 12D treatment refers to a. heat treatment...Ch. 28 - Which one of the following is not a fuel produced...Ch. 28 - Which type of radiation is used to preserve foods?...Ch. 28 - Which of the following reactions is undesirable in...Ch. 28 - Which of the following reactions is an oxidation...Ch. 28 - Which bacteria seem to be most frequently used in...Ch. 28 - Methylophilus methylotrophus can convert methane...Ch. 28 - Faded worn-look denim is produced with cellulase....Ch. 28 - Suppose you are culturing a microorganism that...Ch. 28 - Researchers at the CDC inoculated apple cider with...Ch. 28 - The antibiotic efrotomycin is produced by...
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