• Question: why do people look different

    • Keywords:
      • Royal Society of Chemistry: Find out more about:
      Asked by Mim to Alex on 17 Mar 2015.
      • Photo: Alexander Henderson

        Alexander Henderson answered on 17 Mar 2015:

        Everyone has the necessary genes, encoded by their DNA, to make them a human being. There is some opportunity for variation though and these are represented through hair and eye colour or facial features.

    Comments