1-requires carbon
2-requires carbon for photosynthesis to occur
3-carbon is an output of cellular resp.
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B.) When atoms share electrons/......
There would be an equal amounts of ELECTRONS.
In order for the atom to be neutral it would imply that the number of protons (positive particles) and the number of electrons (negative particles) are equal since the neutrons are without charge.
Explanation:
here's the answer to your question