Melanin clearly has a strong genetic component, as do other physical features that correlate with melanin. We want to know if it correlates with any interesting genetic differences.
Well, rather obviously it correlates with all sorts of things: not having red hair, or blue eyes, or blond hair, or straight hair, not being an Ashkenazi Jew, and not being able to digest milk. What would you find “interesting”, though?
Well, rather obviously it correlates with all sorts of things: not having red hair, or blue eyes, or blond hair, or straight hair, not being an Ashkenazi Jew, and not being able to digest milk. What would you find “interesting”, though?