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Karo-lina-s [1.5K]
1 year ago
8

Following a lengthy marathon, a runner feels out of breath and is experiencing muscle soreness. Explain

Biology
1 answer:
Andrej [43]1 year ago
4 0

Activities such as running cause Your muscles and respiratory system to work harder than normal you require more oxygen and must remove carbon dioxide built up which can make breathing more difficult
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