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Mathematics 7 Online
OpenStudy (anonymous):

Bones contain more ________ than any other organ. A. Iron B. Phosphate C. Calcium D. Vitamin C

Directrix (directrix):

What do you think is the answer @veronica001

Directrix (directrix):

I'll tell you what I think if you answer first. And, this question belongs in the science forum.

OpenStudy (anonymous):

c

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