The rib cage (actually made of many bones) protects your vital organs. The spine (also made of many vertebra) keeps the body in posture and holds the spinal cord, which sends messages from your brain to the rest of your body. The cranium (again made of many bones) protects the brain.
The Skelenton
Cartilage acts as a cushion and reduces the friction between the bones and in some cases holds bones together, like rib cartilage. Cartilage is found in between bones, in the nose, ears and intervertebral discs just to name a few.
The Skeletal system
because the bones and muscles of a frog are the same as a human
The skull.
Crispin
Every bone has a name
The skull.
the name of the protein in bone is protein of Bone
Organ
Their bones were found near Heidelburg, Germany.☺
The mandible and the frontal bone.