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Ostrovityanka [42]
3 years ago
11

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

Biology
1 answer:
Sliva [168]3 years ago
7 0
Respiratory and circulatory systems work hand in hand to expel wastes. respiratory system removes CO2 and the circulatory uses the blood as a medium to move excess salts and water from source to sink.
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