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    INBOX

    Jun 09, 2022 3 minutes

    LETTER of the MONTH

    THE BIOLOGY OF SKIN

    Dear HIW,

    How much melanin determines our bodies’ skin pigmentation?

    Shathiswaran R.

    Melanin plays a core role in determining our pigmentation. This substance is responsible for producing the colour of our hair, eyes and skin, and the more of it that’s produced, the darker these features will appear. The amount of melanin our bodies make isn’t decided by chance, but involves genetics and how much Sun exposure you have.

    Melanin plays a vital part in protecting us from

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