Which metabolic pathway common to both aerobic and anaerobic respiration breaks down one glucose molecule into two pyruvate molecules in the cytoplasm?
Answer and explanation
Correct answer: D. glycolysis
- Step 1: Glycolysis occurs in the cytosol, converting 1 glucose into 2 pyruvate, producing a net 2 ATP and 2 NADH without requiring oxygen. Answer: glycolysis. Why not the others: Krebs cycle and oxidative phosphorylation occur in mitochondria and require oxygen.
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