because they do
Carbohydrates does not supply structure to bone.
The structure of an osteoblast is the calcium and other materials that the osteoblasts gets to help make up the bone structure.
Swimming is a good therapeutic exercise for physical therapy. However, over training competitively will cause bone damage.
It's muscles and it's bone structure help it move it's legs.
It makes the bone structure stronger because it contains calcium
They can re-create the structure based on the bones. Bone structure is specific to certain species.
New Balance is a great tennis shoe brand that has recently emerged in prominence in the market. They help to improve bone structure by creating a balanced foot and ankle placement that helps the spine to straighten.
It's wings and the bone structure in them help the eagle, and all birds actually, to fly.
The cartilage and fiberous tissue create an impact zone and the fatty materials there lubricate the mechanical hinge of the bones. The joint structure itself however holds no friction reduction, it is the secondary structure of soft tissues that do all of the protection.
Compact Bone in macroscopic appearance looks solid and dense. Spongy bone in macroscopic appearance looks poorly organized. compact bone in microscopic structure is riddled with passage ways that serve as conduits for nerves, blood vessels and lymphatic vessels. Spongy bone is microscopic structure; the trabaculae in spongy bone align precisely along lines of stress and help the bone resist stress as much as possible. Location of compact bone in the outer layer of short, flat and irregular bones and also in the diaphysis of long bones. Spongy bone location; in the inside of short, flat and irregular bones and also in the epihyses of long bones.
The tissue that smoothens bone surfaces at joints is known as the cartilage, a connective tissue with Chondrocytes which produce the extracellular matrix.
In vertebrates, a backbone of bone or cartilage segments called vertebrae develops around the notochord. Hope i could help