Biology, 16.10.2020 23:01 alott1121

. What does it mean that the nitrogen gas needs to be "fixed"?

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Biology, 22.06.2019 09:00, werewolf4751

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Biology, 22.06.2019 09:30, imaboss10986

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Biology, 22.06.2019 09:50, heids17043

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Biology, 22.06.2019 12:00, igtguith

When the oxygen produced by photosynthetic plants in the water dissolves in the water, which of these is being formed?