base pairing

noun Biotechnology.

1. the process of binding separate DNA sequences by base pairs.

noun

1. biochem the hydrogen bonding that occurs between complementary nitrogenous bases in the two polynucleotide chains of a DNA molecule

1. The hydrogen bonding of complementary nitrogen bases, one purine and one pyrimidine. Base-pairing occurs between the complementary strands of a DNA molecule or a DNA/RNA hybrid, and in the complementary pairing of codons and anticodons during the process of translation.