Pick up the anaerobic one:
Correct answer: A. Fermentation
- A. Fermentation
- B. Oxidative phosphorylation
- C. Respiratory chain
- D. Krebs cycle
Explanation
Fermentation is the correct answer because it is an anaerobic process, meaning it occurs without oxygen. It allows cells to produce energy in oxygen-deprived environments by converting carbohydrates into alcohol or acids. The other options, such as oxidative phosphorylation, the respiratory chain, and the Krebs cycle, are aerobic processes that require oxygen to function. These processes occur as part of cellular respiration, where oxygen is utilized to extract energy from organic molecules.
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About Bioenergetics
Cellular respiration explains how cells release energy from glucose through glycolysis, the link reaction, Krebs cycle and electron transport chain. It includes ATP production, substrate-level and oxidative phosphorylation, aerobic versus anaerobic respiration, and the roles of mitochondria, oxygen and fermentation in energy transfer.
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