Study notes covering the skeletal system for 11th Grade Biology, organized by key functions and anatomical components. Topics include the five main functions of the skeletal system (support, protection, blood cell production, mineral storage, and triglyceride storage), types of skeletons (endoskeleton vs. exoskeleton), and detailed breakdowns of the axial skeleton (skull, vertebral column, rib cage) and appendicular skeleton (pectoral girdle and limbs). These notes provide clear definitions, bon...