The answer is Cartilage.
Many of the bones were made in the form of cartillage that then ossified (turned to bone). Other bones were formed from membranes, most notable the skull. The methods of formation are called endochondrial and intramembranous developement respectively.Before your birth your skeleton were not formed, calcium leads to the formation of the bone of your skeleton.
It is cartilage
cartilage
cartilage .
Cartilagecartlidge or boneSharks have a skeleton made of Cartlige.A sharks skeleton is made of cartilage.cartilageShark skeletons are made of cartilage. Like our noses and ears.
seahorse's skeleton is made up of bony plates
a hydrostatic skeleton
No. A snake has a solid skeleton made from bones (in the same way our skeleton is made)
At birth, the majority of the human skeleton is mineralized bone, although there are still cartilage growth plates in all the long bones.
Sarah Reid - skeleton racer - was born in 1987.
John Farrow - skeleton racer - was born in 1982.
The skeleton is made up of bones.