• Question: What makes up DNA?

    Asked by Ksr_x to Alex, Ali, Kerry, Philip, Theo on 10 Nov 2014.
    • Photo: Alison Thomson

      Alison Thomson answered on 10 Nov 2014:

      DNA is made up of nucleotides – and there are 4 types – Adenine, Cytosine, Thymine, and Guanine.
      Adenine joins with thymine, and cytosine joins with guanine, and they all stack on top of each other to form a double helix structure.

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