Our bodies prefer respiration over fermentation because respiration: 🔥 Produces far more energy Respiration (with oxygen): yields ~36–38 ATP per glucose molecule Fermentation (without oxygen): yields only 2 ATP per glucose That’s a huge difference. Respiration is like using the full tank of fuel, while fermentation is like only using fumes. 🧠 Supports complex functions … Continue reading Why do our bodies prefer respiration instead of fermentation?