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Created page with "== Introduction == An endoskeleton is an internal support structure of an organism, typically composed of mineralized tissue such as bone or cartilage. This structural framework is found in various animal groups, including vertebrates and some invertebrates, providing support, protection, and facilitating movement. Unlike an exoskeleton, which is external and found in arthropods, the endoskeleton grows with the organism, allowing for continuous development and adapt..."
