Which of the following statements is INCORRECT describing the role yeast plays i

Question

Which of the following statements is INCORRECT describing the role yeast plays in the fermentation process of sugars? a. Yeast enzymes are the catalyst to convert the sugar to ethanol. b. Once the yeast cells die, the fermentation process is inhibited. c. Yeast enzymes dehydrolyze the sugar to convert into ethanol. d. None of the above What is the main reason ethanol CANNOT be ingested straight out of the distillation process? a. The distillate is not 100% pure containing other toxic compounds. b. The distillate is 12% by volume, therefore, can cause nauseating effects. c. Small amounts of yeast still remain in the mixture. d. None of the above

Explanation / Answer

Answer: 1) a. Fermentation is a metabolic process that converts sugar to acids, gases, or alcohol, it occurs in yeast.

2) b. Ethanol toxicity can be complicated by several factors. These include reluctance to admit ingestion, underestimation of the amount ingested, ingestion of other toxins.

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