- A anaerobic respiration
- B aerobic respiration
- C photosynthesis
- D transpiration
Correct answer: A. anaerobic respiration
Explanation: Anaerobic respiration proceeds without oxygen, releasing less energy.
Concept context
Glycolysis, the Krebs cycle, the electron transport chain, fermentation, and the respiratory quotient. The cellular energy-release counterpart to photosynthesis.