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Crick and James Watson in 1953: the base-pairs whose sequence spells out the genetic code are arranged like the treads of a staircase, held between the two spiral "backbones". ... changes seen on the next page (a shortening, a thickening and a tilting of

Most people are now familiar with the idea that the molecular structure of DNA takes the form of a double helix, as first established by Francis Crick and James Watson in ... Calladine and Drew were curious about why there is a switching action here,

2 May 2012: AuNS caused major changes in thenuclear envelope, causing deep invagina-tions and folds. ... in bulk and thin films, withfeatures that make them promising materialsfor next-generation lithography applications.