In the absence of oxygen, ATP can be generated by Oxidative Phosphorylation Chemiosmosis ATP Synthase Aerobic Respiration Fermentation Glycolysis occurs in which part of the cell? A Nucleus B. Rough ER Peroxisome Cytosol Mitochondria Adding electrons to a substance is known is Electro genesis Oxidation Electrolysis Reduction Respiration Solution Q13 ANSWER IS E FERMENTATION because of anaerobic respiration Q14 ANSWER IS E MITOCHONDRIA glycolysis occurs in mitochondria of cell and tca cycle in the mitochondrial stroma .... Q15 ANSWER IS D .. addition of electron is reduction.