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base pair: Meaning and Definition of
base' pair'
Pronunciation: [key]
— Genetics. Genetics.
- any of the pairs of the hydrogen-bonded purine and pyrimidine bases that form the links between the sugar-phosphate backbones of nucleic acid molecules: the pairs are adenine and thymine in DNA, adenine and uracil in RNA, and guanine and cytosine in both DNA and RNA.
