What are the benefits and limitations of using ethnic origins as a factor in the analysis of bones?

In the analysis of the bones, the ethnic origins have both merits and demerits. The benefit is that it can help the individuals who mainly belong to one race. The prime demerit of the application of ethnic groups is that it will not assist the individuals who come from more varied backgrounds and cannot be categorized in one specific race.  

The spontaneous diversification of the human race will possibly bring about the requirement for novel approaches of practicing forensics in the coming years.  

its temperature is increasing. this causes molecular vibrations to increase.