BI-1002
Anaerobic respiration
Biology · Secondary 3 · Medium · Anaerobic respiration
During a sprint, a student’s muscles do not receive enough oxygen and start to respire anaerobically. Which statement best describes what happens to lactic acid after the sprint when the student is resting?
- It is transported to the liver and converted back to glucose.
- It is stored permanently in the muscles as a source of energy.
- It is immediately excreted unchanged in the urine.
- It is broken down in the lungs and breathed out as lactic acid gas.
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