About: http://webisa.webdatacommons.org/354939509

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	A refracting lens is a key component of our image-forming camera eye; however, its evolutionary origin is unknown because precursor structures appear absent in nonvertebrates [1].
http://www.w3.org/ns/prov#wasQuotedFrom	bbk.ac.uk