Assertion: passive transport | /r/Desires | energetic input
Facets:
value: from the organism
type: OTHER
Source sentences:
text: Active transport requires energy in the form of ATP molecules and is often against a concentration gradient, whereas passive transport happens along a concentration gradient and requires no energetic input from the organism.
text: Passive transport requires no energy input, as compounds are able to move freely across the membrane-based only on a favorable concentration gradient.