1 answer:
Answer:
is the biogeochemical cycle by which carbon is exchanged among the biosphere, pedosphere, geosphere, hydrosphere, and atmosphere of the Earth.
Explanation:
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im not even sure tbh these are really hard im so sorry
2. reaction 3. body functions
To help work place with the system
Answer:
nutrient
Explanation:
Answer:
the 3rd one is the correct option.
