"Age Determination by Skeleton" refers to the process of estimating an individual's age at death based on the analysis and examination of their skeletal remains. This forensic technique involves assessing various skeletal features, such as bone fusion, degenerative changes, and dental development, to make an educated estimate of the person's age. It is a crucial aspect of forensic anthropology and helps in identifying unknown human remains and solving medicolegal cases.

"Age Determination by Teeth" refers to the process of estimating an individual's age based on the development and wear of their teeth. This method is commonly used in forensic science, as well as in anthropology and archaeology.