The topic is very important in the study of the origin of man because it shows that people have a lot in common. What has made the people different is the number of years that the people have lived in different places, which have different temperatures. It is worth noting that blood types are common among all the people irrespective of where they come from.
This can only be attributed to the fact that people have a common ancestor. According to the documentary people ought to appreciate the fact that we are all the same. This will go a long way in promoting international peace, which has been erratic over the years.
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