Watson-Crick model

[wot-suhn-krik]

Watson-Crick model

[wot-suhn-krik]
noun Biochemistry.
a widely accepted model for the three-dimensional structure of DNA, featuring a double-helix configuration for the molecule's two hydrogen-bonded complementary polynucleotide strands.

Origin:
1955–60; named after J. D. Watson and F. H. C. Crick
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Watson-crick model is always a great word to know.
So is magnesium. Does it mean:
Symbol: Lr; atomic weight 260; atomic number: 103
Symbol: Mg; atomic weight: 24.312; atomic number: 12
American Heritage
Medical Dictionary

Watson-Crick model n.
A three-dimensional model of the DNA molecule, consisting of two 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.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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