Respuesta :
The fourth option is correct.
Glycolysis is the first step in cellular respiration, which can occur either in the absence or presence of oxygen. It is the process by which one molecule of glucose is converted into two molecules of pyruvate, two hydrogen ions, and two molecules of water.
Synthesis of ATP and NADH molecules also takes place. The process of glycolysis takes place in the cytoplasm and is the common pathway in respiration for making ATP molecules.
The fourth option is correct : glycolysis
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