• CARTILAGE
    BIOLOGY

    CARTILAGE

    A cartilage is a tough elastic and semitransparent tissue devoid of blood vessels and nerves.   Functions of cartilage It prevents friction between two bones and allows smooth and free movement. It absorbs shock between bones. For example the shock…

  • SKELETON
    BIOLOGY

    SKELETON

    Skeleton is therefore, the hard framework on which the body is built. This hard framework may be made up of sand particles as in Arcellar (a shelled Amoeba), exoskeleton as in insects and snails, cartilage as in the cartilaginous fish,…

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