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3x chromosome instead of 2

  1. Jan 9, 2006 #1
    i was just wondering if anyone knew is someone has a 3x chromosome instead of 2 how many barr bodies are in a cell?
  2. jcsd
  3. Jan 9, 2006 #2


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    Two Barr bodies. The no. of Barr bodies is always one less than the number of X chromosomes. The lyonisation of the superfluous Xs is the major reason why "superfemales" are relatively normal.
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