Question
What are the main steps in aerobic respiration? Where does it take place?
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Answer
The following are the main steps in aerobic respiration:
- Glycolysis: It is the breakdown of glucose to pyruvic acid and occurs inside the cytosol of cytoplasm.
- Oxidative decarboxylation of pyruvic acid to acetyl coenzyme-A: It occurs inside the mitochondrial matrix.
- Tricarboxylic acid cycle or Kreb's cycle: It occurs inside the mitochondrial matrix.
- Electron transport system and oxidative phosphorylation which occur in the inner mitochondrial membrane involving ATP synthase complex.
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