KROK 1 Stomatology 2014 – Question 121 · KROK (Dentistry)
In some anaerobic bacteria the pyruvate produced by glycolysis is converted to the ethyl alcohol (alcoholic fermentation). What is the biological significance of this process?
- A. Lactate production
- B. ATP production
- C. Providing the cells with NADPH
- D. ADP production
- E. NAD⁺ replenishment
Hint
Consider which coenzyme is reduced at the glyceraldehyde-3-phosphate dehydrogenase step of glycolysis and how it can be reoxidised without oxygen.
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