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LenKa [72]
3 years ago
12

Help me pls I need all work to be shown

Biology
1 answer:
ASHA 777 [7]3 years ago
6 0
Photosynthetic organisms are the base of the food chain. they absorb CO2 and releases O2 as a waste product. Oxygen is essential to most life and we breathe it in every day.
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