there is a collection of yeast strains that are growing on carbohydrates as their nu 3616940

February 12, 2021/in Business Homework Help Online /by Joseph

There is a collection of yeast strains that are growing on carbohydrates as their nutrient source bu… Show more There is a collection of yeast strains that are growing on carbohydrates as their nutrient source but are missing enzymes/proteins relating to cellular respiration. Consider the following strains and their ability to undergo different steps of cellular respiration/fermentation. What portions of cellular respiration/fermentation would be reduced or blocked completely in each strain? Explain your rationale. Assume oxygen is present for A-D. A. A strain that is missing the enzyme necessary for step 1 of glycolysis in Figure 9.9, p169. B. A strain that is missing the enzyme necessary for step 2 in the conversion of pyruvate to acetyl CoA in Figure 9.10, p 170. C. A strain that is missing the enzyme necessary for step 3 of the citric acid cycle in Figure 9.12, p171. D. A strain that is missing the enzyme necessary to convert acetylaldehyde to ethanol in fermentation in Figure 9.17A, p 178. E. Would any of the A-D answers change if the yeast are grown in the absence of oxygen? • Show less

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