helices helices


  1. (n) a curve that lies on the surface of a cylinder or cone and cuts the element at a constant angle
  2. (n) a structure consisting of something wound in a continuous series of loops
  3. (n) type genus of the family Helicidae



  1. The thousands of rungs connecting the helices are made up of nucleotides put together in a definite order.
  2. Each step between the helices can be made of either pair of bases pointing in either direction.
  3. Hyperbolas, parabolas, helices and helicoids, the curving, open-ended forms Gaudi used, were calculated so precisely that computers have shown his measurements to be perfect.


  • Google Doodle honors Rosalind Franklin, DNA photographer

    A photographer of very tiny things, Rosalind Elsie Franklin was a skilled chemist, one of a team that first understood, in the early months of 1953, that our DNA is elegantly and economically arranged in twisted double helices.
    on July 25, 2013     Source: NBC NEWS

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anachronistic anachronistic
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