Bone is a strong and non-flexible tissue. The cells of bones are called osteocytes. Bone cells are embedded in a hard matrix that is composed of calcium and phosphorus compounds. Each cell is enclosed in a small cavity called the lacuna.
(i) It provides shape to the body.
(ii) It forms the framework that supports the body.
(iii) It anchors the muscles.
(iv) It protects the vital body organs like brain, lungs, etc.
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