Noteworthy Points of the Chapter :
1. Streaming of protoplasm in unicellular organisms like Amoeba is a simple form of movement.
2. Cytoskeletal elements like microfilaments are involved in amoeboid movements.
3. Muscle is a specialized tissue of mesodermal origin and about 40-50% of body weight of humans is contributed by muscles.
4. Many muscle bundles in skeletal muscles are held together by a common collagenous connective tissue layer called fascia.
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