Founders Keepers

Behind the White Coat

There is a term in population genetics called the founder’s effect and I have caught myself thinking about it a lot lately.

Basically, in a founder’s effect a small subset of a population is isolated from the larger population. For instance, maybe seven people went on a three hour boat tour but instead ended up stranded on a deserted island. The Professor and Mary Ann mate and reproduce, as people are wont to do, and several generations later the resulting population on that island looks very different from the larger population that it originated from. There is a loss of genetic variation and certain traits get reproduced at a greater rate than you would find elsewhere. Sometimes this is benign, like with a greater proportion of blue eyes or brown hair. Sometimes it is bad, like when you have a higher predisposition to develop colon cancer or maybe a higher…

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2 thoughts on “Founders Keepers

  1. Victo Dolore says:

    Thank you so much for the reblog!

    Like

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