_________ makes up 14 to 17 percent of skeleton.

A. Iron
B. Sodium
C. Magnesium

D. Phosphorous

_________ makes up 14 to 17 percent of skeleton. | Phosphorous | CSS, PMS, PPSC, FPSC, KPPSC, SPSC, ISSB and NTS Past Papers | Pakistan's Largest Online Past Papers Database

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