Watson-Crickmodel
Wat·son-Crick model (wätʹsən-krĭkʹ) n.
A three-dimensional model of the DNA molecule, consisting of two complementary polynucleotide strands wound in the form of a double helix and joined in a ladderlike fashion by hydrogen bonds between the purine and pyrimidine bases.
  [After Watson, James Dewey, and Crick, Francis Henry Compton.]

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Universalium. 2010.

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