• Question: what is a chromazone?

    Asked by keeble to timcraggs on 14 Jun 2010 in Categories: .
    • Photo: Tim Craggs

      Tim Craggs answered on 14 Jun 2010:

      Chromosomes are big, coiled up packages of DNA. Because there is around 2 metres of DNA in every one of your cells, it has be packed up very tightly. So, it is wrapped around proteins and packaged up into chromosomes. Human cells have 23 pairs of chromosomes.

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