Medical Term:

Watson-Crick helix

Pronunciation: waht′sŏn crik

Definition: the helical structure assumed by two strands of deoxyribonucleic acid, held together throughout their length by hydrogen bonds between bases on opposite strands, referred to as Watson-Crick base pairing.

See: base pair

Synonym(s): DNA helix, double helix, twin helix

[James Dewey Watson, Francis H. C. Crick]

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