How does Watson-Crick base pairing contribute to the stability of the DNA double helix structure?

Watson-Crick base pairing contributes to the stability of the DNA double helix structure by ensuring complementary pairing of nucleotide bases. Adenine pairs with thymine and guanine pairs with cytosine, forming hydrogen bonds that hold the two strands together. This specific pairing allows for the formation of a stable double helix structure, which is essential for the integrity and function of DNA.