About: http://webisa.webdatacommons.org/305016239

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	Therefore, what is required is a device adapted to determine biological activity as a result of a decrease in light passage through a sample over time.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es