Practice MCAT Question - Q95 - Answer!
Osteoblasts must synthesize
A. proteins.
B. carbohydrates.
C. inorganic material.
D. All of the above
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The correct answer is (D). Osteoblasts make bone tissue, which includes protein (collagen), inorganic calcium salts (hydroxyapatite), and a carbohydrate matrix (mucopolysaccharides).
