Assertion: concentration gradient | /r/SimilarTo | movement
Facets:
value: from an area of lower concentration
type: LOCATION
value: in the direction
type: OTHER
value: to an area of higher concentration
type: TRANSITIVE-OBJECT
Source sentences:
text: A kind of transport wherein ions or molecules move against a concentration gradient, which means movement in the direction opposite that of diffusion - or - movement from an area of lower concentration to an area of higher concentration.