It means , one , only , single .. hopes this helps
The answer is called the basal plate. Hope this helps.
Your answer is C.Calcium.
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Answer;
glucose
Explanation:
glucose is a by-product of photosynthesis. Green plants contain chlorophyl that traps light energy that is used to manufacture food for plants(glucose). the organic compound contains stored energy in form of ATP(Adenosine Tri-Phosphate)