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Biology, 21.11.2020 05:30 ashleyprescot05

What role do plankton play in the oxygen cycle? O A. They release carbon dioxide in the ocean.
O B. They produce oxygen in the forests.
C. They produce oxygen in the ocean.
D. They absorb carbon dioxide in the forests.

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What role do plankton play in the oxygen cycle? O A. They release carbon dioxide in the ocean.
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