Double helix

{
  "id": "MLC-T-CHM-003405",
  "term": "Double helix",
  "field": "Chemistry",
  "definition": "A structural motif in which two helical strands are wound around a common axis. In biology, this describes the characteristic structure of deoxyribonucleic acid (DNA), where two polynucleotide strands are coiled together. The strands are held in place by hydrogen bonds between complementary base pairs.",
  "subject": "Analytical Chemistry",
  "see_also": [
    "nucleobase",
    "peptide nucleic acid"
  ],
  "references": [
    "PAC, 2018, 90, 1121. 'Terminology of bioanalytical methods (IUPAC Recommendations 2018)' on page 1146 (https://doi.org/10.1515/pac-2016-1120)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/double-helix/"
}