Tag: intercalated disc
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Class 9th – MUSCULAR TISSUE
Muscular tissue consists of elongated cells which are called MUSCLE FIBRES. Muscles contain special Protein called contractile proteins. The contractile proteins are Actin and Myosin. The role of contractile protein is contraction and relaxation and thus helps in Movement. STRIATED MUSCLES They are voluntary in nature. I.e. they move according to our will. So also…