13 Fascinating Scientific Facts About Blue Eyes
On the plus side, blue-eyed people may have a lower ... your pupil is scattered by collagen fibers, which make the eyes look ...
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All people with blue eyes have a common ancestor
Blue eyes are caused by a gene mutation. For years, researchers had searched for it on the OCA2 gene. The OCA2 gene determines how much brown pigment is in our eyes. But what they were looking for ...