BI-1087
Oxygen debt
Biology · Secondary 3 · Medium · Oxygen debt
A runner sprints hard for 200 m and then stops. She is breathing heavily and has built up an oxygen debt. What is this extra oxygen mainly used for?
- to break down lactic acid produced in the muscles
- to convert carbon dioxide back into glucose
- to increase the rate of anaerobic respiration
- to produce more red blood cells immediately
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