Answer:
The basic function of a skeleton system is to give support to the body. But it can also be used to distinguish a person is male or female by observing the structure of skeleton. Females have more rounded pelvis that differentiate them from men.
Also, a person’s height also depends upon the size of his/her skeleton. It can be used in identification of face observing the small details like cheekbone, size of nose and size of skull. The skeleton also differs between people of different ethnic groups and people of different regions.