The main goal of fermentation is to sustain ATP production by glycolysis. This is accomplished by
A) producing acids and alcohols which the microorganism can use as an alternative nutrient source when glucose is not available.
B) passing the electrons on NADH to pyruvic acid, regenerating NAD+ so glycolysis can continue.
C) diverting glycolysis intermediates into the pentose phosphate pathway.
D) producing acids which lower cellular pH to promote more efficient ATP recharge.
E) enables the cell to use its respiratory chain without oxygen being available.
Answer: B
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