True about glycolysis are all except

Glycolysis is the breakdown of glucose to pyruvic acid under aerobic conditions and to lactic acid under anaerobic conditions (a 3 carbon compounds)In fast-growing cancer cells, glycolysis proceeds at a high rate, forming large amounts of pyruvate, which is reduced to lactate and expoed.Glyceraldehyde-3-phosphate dehydrogenase form NADHSubstrate-level phosphorylation at Phosphoglycerate kinase, Pyruvate kinaseRef: Harper 27e, page no: 169