About: http://webisa.webdatacommons.org/230635217

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	The chemical sense is in fact the oldest sense, shared by all organisms including bacteria, and some studies suggest that humans also participate in social chemical signaling.
http://www.w3.org/ns/prov#wasQuotedFrom	science20.com