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•Formation of strong bones and teeth
•Prevents rickets/osteomalacia
johnson mwenjera answered the question on December 22, 2017 at 20:02
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![pest20122017327.jpg](/questions/uploads/pest20122017327.jpg)
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![diagram20122017244.jpg](/questions/uploads/diagram20122017244.jpg)
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![structure201220171221.jpg](/questions/uploads/structure201220171221.jpg)
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