Question

Write four main difference between bone and cartilage.

Answer 1

Bone	Cartilage
The matrix of bones is solid therefore it is inflexible.	The matrix of cartilage is semisolid therefore, it is usually flexible or elastic.
The matrix of the bone contains protein ossein.	The matrix of the cartilage contains protein chondrin.
The cells of bone contain outgrowths.	The cells of cartilage do not contain outgrowths.
One lacuna of bone contains only one cell.	One lacuna of cartilage contain 1−4 cells.
It becomes hard due to deposition of inorganic salt	It is soft, transparent or semitransparent.
Bone contains a marrow cavity which is with bone marrow.	Marrow cavity is absent in them.
Bones form the main endoskeleton of the body. These give shape and structure to the organisms.	Cartilage is found in the delicate elastic part of the body, such as larynx, hyoid sternum and heads of limb bones.