<http://webisa.webdatacommons.org/111035276>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<eurekalert.org> .
<http://webisa.webdatacommons.org/prov/481225851>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/111035276> .
<http://webisa.webdatacommons.org/111035276>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/111035276>	<http://www.w3.org/ns/prov#value>	"The openings are essential for exchanging gases and water vapor and the plant adjusts them constantly in response to CO2 concentrations, humidity, sunlight and other environmental factors." .