Assertion: cell membrane's structure | /r/CapableOf | allow carbon dioxide
Facets:
value: down their concentration gradient
type: OTHER
value: by simple diffusion
type: MANNER
Source sentences:
text: The structure of the lipid bilayer allows only small, non-polar substances such as oxygen and carbon dioxide to pass through the cell membrane, down their concentration gradient, by simple diffusion.
text: The structure of the lipid bilayer allows only small, non-polar substances such as oxygen and carbon dioxide to pass through the cell membrane, down their concentration gradient, by simple diffusion.