In my opinion, the research method in this article is mainly based on opinions, in which the author collects a large number of relative and authoritative data to examine the hypothesis that the direct ancestors are the anthropoid primates in China. There are two subspecies of the human fossils in China and they are Homo sapiens erectus and Homo sapiens …show more content…
The continuity of evolution in China enabled the ancient Chinese people to have some specific morphological features more frequently than that in the West, making them to be easily identified and separated from others. Hybridization narrowed the differences among people in the different regions and facilitated the process of evolution with keeping the unity of them. There were also lots of archeological evidence supporting the continuity with hybridization. Almost all of Paleolithic artifacts appeared in more than 1000 sites of were Oldowan or Mode I. The artifacts indicated the Mode I technique had lasted for a long period and the cultural elements were introduced by the humans at some sites. Therefore, it could be included that there was a small number of cultural exchanges with the West in the Paleolithic. In the Neolithic Age, the geographic variations were decreased compared with those of the Paleolithic period. Some common morphological features of Paleolithic populations were rare in the Neolithic period, indicating the gene flow had increased as time went