• Question: why do people have green eyes?

    Asked by sashalasha to Paddy on 22 Jun 2011. This question was also asked by danab.
    • Photo: Paddy Brock

      Paddy Brock answered on 22 Jun 2011:

      On a practical level, it’s because they have a particular combination of pigments in the iris of the eye. On a more fundamental level, it’s a complicated bit of inheritance in mostly northern european populations. Have a look at this lin for more info: http://www.bbc.co.uk/dna/h2g2/A734933

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