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snow_lady [41]
3 years ago
6

When people exercise, their body cells build up more waste quickly. Which two body systems work

Biology
2 answers:
ira [324]3 years ago
6 0
Answer is (3),When people exercise,carbon dioxide is produce which is transported by the circulatory system to the lung where it is remove.The lung form part of the respiratory system.
77julia77 [94]3 years ago
4 0
The Immune system and Endocrine system work together to remove these wastes from their cells.
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