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GempioVulpin12
Bones protect the organs and give the muscles something to work on
muscles contract and let go to move. 

I'm just a middle schooler don't ask me. watch some bill nye
Pmac99
They're the masses of tough, elastic tissue that pull our bones when we move. together, our bones, muscles, and joints - along with tendons, ligaments, and cartilage - form our musculoskeletal system and enable us to do everyday physical activities