The hard connective tissue of which the skeleton of most vertebrates is formed.
Bone generally replaces embryonic cartilage and is of two sorts - compact bone and spongy bone.
The inner spongy bone is chemically similar but forms a network of bony bars. A Dictionary of Science, Oxford University Press 2. A Dictionary of Science, Oxford University Press 3. Haversian canals A Dictionary of Science, Oxford University Press 4. All rights reserved.