1 | Defines the functions of the cell. |
2 | Explains the working mechanisms and functions of the musculoskeletal system. |
3 | Explains the working mechanisms and functions of the respiratory system. |
4 | Explains the working mechanisms and functions of the circulatory system. |
5 | Explains the working mechanisms and functions of the digestive system. |
6 | Explains the working mechanisms and functions of the urogenital system. |
7 | Explains the working mechanisms and functions of the endocrine system. |
8 | Explains the working mechanisms and functions of the nervous system and sensory organs. |