A person who has been resting starts to run as fast as possible.
Explain how respiration in the muscle cells of the person changes as the person goes from resting to running as fast as possible.
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Markscheme
8.3 Respiration Questions
42 exam-style questions on Edexcel GCSE Biology 8.3 Respiration, covering 8.3.1 Aerobic and anaerobic respiration. Each one has a worked solution and a mark scheme showing where the marks go.