Within five generations, 62 people would have been necessary for you to exist. Going back thousands of years, the amount of ancestors you have quickly reaches the millions.
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Key Facts In This Video
For every "G" in a relative's title, there is one generation in between you and that person. 00:14
Your first cousins and you connect at a grandparent, whereas second cousins share a great-grandparent. 01:49
Here's what it means to be "once removed": 02:26