How is the relationship between structure and function of DNA best described?

The relationship between structure and function of DNA is exemplified by the double helix configuration, which is crucial for several biological processes, including replication and repair. The double helix consists of two complementary strands that run in opposite directions, forming the foundation for base pairing. This means that during DNA replication, each strand serves as a template for creating a new complementary strand, ensuring accurate duplication of genetic information.

Additionally, the structure allows for the specific pairing of nucleotides (adenine with thymine and guanine with cytosine), which is essential for maintaining the integrity of the genetic code. The helical structure also plays a role in the accessibility of the genetic information and its packaging within the cell nucleus, facilitating repair mechanisms that can address any damage to the DNA. Overall, the double helix is integral to the proper functioning of DNA in genetic storage, transmission, and repair.