sentence2_structure: Glycolysis<>is<>a series of reactions$$$reactions<>is<>common to fermentation and cellular respiration
sentence1: Disc 1, Side A Enzymes and Substrates, Disc 1, Side A Life and Energy, Disc 1, Side B Cellular Respiration, Glycolysis and Fermentation, Aerobic Respiration;
sentence2: Glycolysis is a series of reactions that is common to fermentation and cellular respiration.
question: What series of reactions is common to fermentation and cellular respiration?