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Serhud [2]
3 years ago
12

13. Describe the structure of a bone.

Biology
1 answer:
julia-pushkina [17]3 years ago
3 0

Answer:

Explanation:

Bones are organs composed of hard living tissue providing structural support to the body – it's scaffolding. It is a hard matrix of calcium salts deposited around protein fibers. Minerals make bone rigid and proteins (collagen) provide strength and elasticity. ... The outer layer of bone is called Cortical bone.

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