McqMate
| Q. |
Human bone does not contain – |
| A. | calcium |
| B. | carbon |
| C. | oxygen |
| D. | phosphorous |
| Answer» C. oxygen | |
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Explanation: Human bone contains calcium, carbon, phosphorous. Bones are made of connective tissue reinforced with calcium and specialized bone cells. Most bones also contain bone marrow, where blood cells are made. |
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