Definitions of base pair
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one of the pairs of chemical bases joined by hydrogen bonds that connect the complementary strands of a DNA molecule or of an RNA molecule that has two strands; the base pairs are adenine with thymine and guanine with cytosine in DNA and adenine with uracil and guanine with cytosine in RNAtype of:base, nucleotidea phosphoric ester of a nucleoside; the basic structural unit of nucleic acids (DNA or RNA)
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