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Biology, 18.12.2019 03:31 haydonmetzger

What role do bacteria play in the nitrogen cycle?

a. they fix nitrogen into forms usable by plants
b. they release fixed nitrogen into the atmosphere
c. they move nitrogen through the vascular system
d. they make nitrogen available for humans

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What role do bacteria play in the nitrogen cycle?

a. they fix nitrogen into forms usabl...
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