What you’ll learn7 learning objectivesChoose one objective for a focused lesson, or study the complete topic.12.3.1Anaerobic respiration as the chemical• Describe anaerobic respiration as the chemical reactions in cells that break down nutrient molecules to release energy without using oxygenSyllabus objective12.3.2Anaerobic respiration releases much• State that anaerobic respiration releases much less energy per glucose molecule than aerobic respirationSyllabus objective12.3.3Word equation for anaerobic• State the word equation for anaerobic respiration in yeast as: glucose → alcohol + carbon dioxideSyllabus objective12.3.4Word equation for anaerobic• State the word equation for anaerobic respiration in muscles during vigorous exercise as: glucose → lactic acidSyllabus objective12.3.5Anaerobic respiration equation• State the balanced chemical equation for anaerobic respiration in yeast as: C 6H12O6 → 2C2H5OH + 2CO2Syllabus objective12.3.6Lactic acid builds up in muscles• State that lactic acid builds up in muscles and blood during vigorous exercise causing an oxygen debtSyllabus objective12.3.7How the oxygen debt is removed after• Outline how the oxygen debt is removed after exercise, limited to: (a) continuation of fast heart rate to transport lactic acid in the blood from the muscles to the liver (b) continuation of deeper and faster breathing to supply oxygen for aerobic respiration of lactic acid (c) aerobic respiration of lactic acid in the liverSyllabus objective