they say the eyes are the window to the soul, but they are also a wondow to your gene. Your iris regulates how much light enters your eye and protects internal organs from harmful UV radiation. But why exactly are irises colored? Find the answer here in this interesting infographic:

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  1. […] Blue eye color is the second rarest color after green. Blue eyes are common among Israeli Jews, the percentage of people with blue eyes is decreasing in the US. The countries where you can find the most blue-eyed people are Netherland, Germany, the Baltic States, and Scandinavia. In Germany almost 75% of the population have blue eyes. […]

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