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kvasek [131]
3 years ago
12

A substance that enters Earth's cycles and does harm to living things is

Biology
2 answers:
hammer [34]3 years ago
7 0

A substance that enters Earth's cycles and does harm to living things is a pollutant.


kicyunya [14]3 years ago
3 0
The answer is C: a pollutant.
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Explanation:

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The protons have to stay the same
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