http://www.pnas.org/site/misc/classics1.shtml After several trials of model-making, and just as many errors, Pauling finally hit on the first--and still most important--structure defined in his…
http://www.wehi.edu.au/education/wehitv/molecular_visualisations_of_dna/ DNA wrapping into chromatin and DNA replication These DNA molecular visualisations were created for the multifaceted…