🔬 Science · Organisms & Life Processes
Anaerobic Respiration
Explain anaerobic respiration in animals as the incomplete breakdown of glucose to lactic acid when oxygen is in short supply, causing muscle fatigue; contrast this with aerobic respiration in terms of energy yield and products
Typical age: 12–14 years
“If your child sprinted as fast as they could and their legs started to burn and ache afterwards, could they explain what's happening inside their muscles — why there isn't enough oxygen, and what the body produces instead?”
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