Assertion: alloy's copper | /r/HasProperty | essential
Facets:
value: in animals
type: OTHER
value: as a trace dietary mineral
type: OTHER
value: in plants
type: LOCATION
value: to all living organisms
type: TRANSITIVE-OBJECT
Source sentences:
text: Copper is essential to all living organisms as a trace dietary mineral because it is a key constituent of the respiratory enzyme complex cytochrome c oxidase.
text: Copper is an essential trace element in plants and animals, but not all microorganisms.
text: Copper is essential in the aerobic respiration of all eukaryotes.