About: http://webisa.webdatacommons.org/454096375

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	In the first half of the twentieth century, the structures of such biological molecules as DNA played little or no role in the thinking of biologists, medical researchers, and ethicists.
http://www.w3.org/ns/prov#wasQuotedFrom	enotes.com