10. Respiration
A section of Biology, 5090
Listing 10 of 89 questions
Respiration in the muscle cells of a human may take place when oxygen is available and when oxygen is not available. Name the type of respiration that takes place when oxygen is available. A person is running in a race. Outline the advantages to the person of the type of respiration in compared with the type of respiration that takes place when oxygen is not available. The oxygen required for the type of respiration in is provided to the muscle cells from the air. Describe the events that must take place in a person’s body so that a muscle cell can be provided with molecules of oxygen from the air.
5090_w19_qp_22
THEORY
2019
Paper 2, Variant 2
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Questions Discovered
89