Laboratory Experiments in Microbiology (11th Edition)
11th Edition
ISBN: 9780321994936
Author: Ted R. Johnson, Christine L. Case
Publisher: PEARSON
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Textbook Question
Chapter 14, Problem 4CT
If a bacterium cannot use glucose, what result will occur in a fermentation tube?
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Select all of the following that are false:
a) Fermentation directly produces ATP.
b) Fermentation allows glycolysis to continue.
c) Fermentation allows cell respiration to continue.
Which type of fermentation takes place in yeast while making bread?
What is the end product of fermentation?
Lactic acid
Oxygen
Ethanol
Two of the above
Chapter 14 Solutions
Laboratory Experiments in Microbiology (11th Edition)
Ch. 14 - Why are fermentation tubes evaluated at 24 and 48...Ch. 14 - If an organism metabolizes glucose aerobically,...Ch. 14 - Which of these media is selective?...Ch. 14 - Could an organism be a fermenter and also be both...Ch. 14 - How could you determine which of the following...Ch. 14 - If a bacterium cannot ferment glucose, why not...Ch. 14 - If a bacterium cannot use glucose, what result...Ch. 14 - If a bacterium cannot use citrate, what result...Ch. 14 - You put an opened bottle of orange drink in the...
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- Why is H2 produced during many types of fermentation?arrow_forwardDefine the following, and clarify the differences between them A) Fermentation B) Aerobic respiration C) Anaerobic respirationarrow_forwardWhich of the statements about alcohol producing fermentation is FALSE? a) Lactic acid may be produced as a byproduct b) It produces CO2 c) It allows the cell to continue producing ATP when oxygen is low d) It generates more ATP than aerobic respirationarrow_forward
- How can a fermentation that yields insufficient free energy tomake an ATP still support growth?arrow_forwardDuring the fermentation, what would the ratio of carbon dioxide generated to phosphate consumed be expected to be?arrow_forwardWhy does the fermentation process produce solutions of only 10 - 15% ethanol?arrow_forward
- Is fermentation a Redox reaction? Explain.arrow_forwardWhich of the following is true concerning the comparison of fermentation to aerobic cellular respiration? a) Both require oxygen. b) Fermentation extracts less energy. c) Fermentation produces only alcohol. d) All of the above are true. e) None of the above is true.arrow_forwardWhy are fermentation products made during glycolysis?What major fermentation product is present in fermentedmilk products?arrow_forward
- Which of the following is the best definition of fermentation? A) O the partial reduction of glucose to pyruvic acid B) O the partial oxidation of glucose with organic molecules such as ethanol and lactate serving as electron acceptors C) O the complete catabolism of glucose to carbon dioxide and water D) O the production of energy by oxidative-level phosphorylation E) O the production of energy by both substrate and oxidative phosphorylationarrow_forwardwhat does a negative result mean in an oxidase test?Select all that applies a)The bacteria may undergo anaerobic respiration b)The bacteria may have a cytochrome C oxidase c)The bacteria may undergo aerobic respiration d)The bacteria will not have cytochrome C oxidase e)None of the anwers are correctarrow_forwardDescribe the following chemicals require in fermentation medium a) Micronutrient b) Trace elementarrow_forward
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