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A Novel Double-Stranded DNA Structure Identified
2012-08-03 13:06:37

Researchers' findings address a scientific debate that had lasted for 16 years over the existence of a double-stranded DNA structure Double-stranded DNA has often been described as a right-handed helical structure, known as B-DNA. To perform its multiple functions, double-stranded DNA has multiple structures depending on conditions. For example, the melted DNA bubble forms during transcription elongation and the left-handed helical Z-DNA forms hypothetically during transcriptional...


Word of the Day
malpais
  • The ragged surface of a lava-flow.
'Malpais' translates from Spanish as 'bad land.'