'Peking man' is known as

Currently,the mitochondrial $DNA$ $(mt-DNA)$ sequence and the $Y$-chromosome are considered for the study of human evolution because ........

What was the most significant trend in the evolution of modern man ($Homo$ $sapiens$) from his ancestors?

The ancestor of man,who first stood erect,was

Which primitive man used stones to produce fire?

When did $Homo$ $sapiens$ emerge?