Chances are you've seen an illustration of DNA's double-helix structure and even pictures of the chromosomes that make up the human genome. But where and how does the famous double helix fit into ...

Certain DNA sequences can form structures other than the canonical double helix. These alternative DNA conformations—referred ...

Every human has unique DNA (except for identical twins who share the same DNA, as they both came from the same initial cell). Forensic scientists use the unique nature of DNA to help catch criminals.

They exist as circular pieces of DNA in the nuclei of tumor cells outside chromosomes. Transcription of the amplified ecDNA genes can promote oncogenic processes, such as the increased expression ...