Salt is often used as a food preservative to prevent bacterial and fungal growth (for example, in country ham). But salt is also important to enhance the flavor of bread when added in small amounts. At what concentration does salt begin to inhibit yeast fermentation?

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Q: Glycolysis in an anaerobic environment produces a net of 2 ATP and Pyruvate.  Why does Yeast bother…

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Q: How is it possible to maximize ethanol production using genetically modified yeasts?

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Q: The true statement is A) O Fermentation is anaerobic respiration. B) O The oxygen you inhale is…

A: Fermentation is an anaerobic process.

Q: What aeration condition (presence or absence of O2) favors cell growth? What is the metabolic…

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Q: a) Would other substrates be as effective as glucose in alcoholic fermentation? Possible substrates:…

A: Answer:  ALCOHOLIC FERMENTATION = It is the biological process also called ethanol fermentation,…

Q: Besides the final product, what other important difference is there between the fermentation…

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Q: Lactic acid is produced using molasses in a stirred tank bioreactor. Thermophilic bacteria (45-50…

A: Lactic acid is produced using molasses in a stirred tank bioreactor. Thermophilic bacteria (45-50…

Q: Select all of the following that are false: a) Fermentation directly produces ATP. b) Fermentation…

A: The Latin word fervent is whence the word ferment is derived. The verb fervent means "to boil." The…

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Q: Archae are the source of many enzymes used for biocatalysis in diverse industries such as food and…

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Q: The light reactions use NADPH as an electron acceptor. b.) Fermentation replenishes the cell's…

A: Metabolism is the sum total of all the reactions occur inside a living system.

Q: Based on the kinetic constants below, which enzyme will most efficiently catalyze conversion of the…

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Q: Anaerobic respiration is different from aerobic respiration in that...  a) in anaerobic respiration…

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Q: Where is the labeled carbomn found when the folliowing molecules are added to a cell carrying out…

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Q: which of the following glycolytic reactions is an oxidation? a) G3P to 1,3-BPG b) PEP to Pyr…

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Q: Give one three-carbon intermediate produced at the end of the energy- investment phase of…

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Q: Fermentation can most accurately be described by which of these?   a) The reoxidation of NADH by…

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Q: Please explain why B)[ under anaerobic conditions most pyruvate is fermented to ethanol]is  wrong…

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Q: Question: Which macronutrient does fermentation consume to make the fermented food a)Protein…

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Q: Q3. Lacasses are found in plants, insects and bacteria, but the most important sources of these…

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Q: 22- Which of these statements is false regarding metabolism in genera

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Q: Which of the following statements concerning fermentation is TRUE? a) Fermentation ultimately…

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Q: Yeast cells are added to a 3.0 L batch bioreactor so that the initial cell concentration is [X]. =…

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Q: Imagine you are trying to use an organism to remove organic matter in a wastewater treatment plant…

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Q: A fermentation process was carried out with a yeast in a chemically defined medium containing…

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Q: Two microorganisms that use naphthalene as a food source have the same Umax but different Ks values…

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Q: Write the complete redox reactions for the following microbial metabolisms. Give an example of a…

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Q: In several species of bacteria, GAPDH activity is controlled by the NADH/NAD+ ratio. Does the…

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Q: Why is acetate formation in fermentation energetically beneficialto the cell?

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Q: a) Write the general equation for cellular respiration. i) Based on the equation in 3a, what happen…

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Q: Define: 1) Catabolism 2) Anabolism

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Q: If radio-labeled C-2 of glucose is used for glycolysis and alcoholic fermentation, which carbon in…

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Q: Switchgrass is used for ethanol production. The composition of the switchgrass is 37% cellulose, 24%…

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Q: Describe the way DNA is organized in a chromosome.

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Q: What are the optimal fermentation conditions for producing succinic acid, citric acid, and lactic…

A: Optimal fermentation conditions for acid production :-

Q: You inoculate two test tubes with the same amount of identical growth medium and with the same…

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Q: a) Describe the differences between citrate and glyoxylate cycles by writing their reactions. b)…

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Q: In aerobic respiration, cells generate heat as they grow. The amount of heat generated by cells is…

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Q: what each term means and why it applies to either anabolism or catabolism. a) endergonic b)…

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Q: What are the different steps in oxidative phosphorylation? Which one is correct. a) The electron…

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Q: If two cultures of a facultative anaerobe were grown under identical conditions except that one was…

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Q: If E. coli can ferment lactose to form an acid and a gas, you expect the fermentation broth to be…

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Food Microbiology

The subdivision of microbiology that deals with the interaction between microbes and food particles are called food microbiology. This scientific study incorporates both beneficial and harmful microbes and their effect on the food production, food storage, and health of human beings.