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Which of the following two cycles are the most closely related in their role in sustaining life? a. carbon and nitrogen b. water and nitrogen c. carbon and oxygen d. nitrogen and phosphorus
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Mar 28, 2017
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Which of the following two cycles are the most closely related in their role in sustaining life?
a.
carbon and nitrogen
b.
water and nitrogen
c.
carbon and oxygen
d.
nitrogen and phosphorus
Biology
high-school
Alexlok
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Alexlok
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C: carbon and oxygen cycles are the most closely related in their role in sustaining life because they both include processes of exchanging themselves among different parts of the earth. E.g. they both process through the ground, in the air, etc.
Richard June
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Apr 2, 2017
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Richard June
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