The study of human ancestry has immense importance in the ways we have transformed as a species. Not only does the Mitochondrial Eve and Y-Chromosomal Adam theories have scientific significance, but they also give an insight on human behaviors, intellect, and thinking. Through these theories we can learn more about ourselves and the way we may act in a situation. Essentially, looking at the past will benefit us for the future. We can better ourselves by looking at the way the Cheddar Man or the Iceman might have survived in the past. Human ancestry creates importance in the way we percieved our goals for the future.