Judging the sex of human remains in archeological research is of great significance for understanding the structure of ancient society
There is no obvious gender difference in the bones of the child's remains
 Scientists have discovered that tooth enamel contains amelogenin, and the gene encoding this protein happens to be located on the sex chromosomes-X and Y chromosomes, the researcher It is believed that the method of using teeth to determine the sex of the remains can be used for archaeological research