A variation can mean something that is slightly different from similar items of its type (also a variant or variety). It can also apply to a difference itself (e.g. a variat â¦ ion in temperature). In mathematics, variation is the function that compares values among variables.
Cartilage is a type of elastic connective tissue which acts as rubber-like padding to cover and protect the ends of bones at joints. It is a dense matrix of elastic and collagen fibers which are embedded in rubber like ground substance.
Bone and Cartilage are two types of connective tissue in the skeletal system. There is also dense fibrous tissue (in periosteum and joint capsules mainly) Ligaments and cartil â¦ age are also two types of connective tissue in the skeletal system.