Assertion: leaf | /r/HasProperty | flat
Facets:
value: often
type: DEGREE
Source sentences:
text: A leaf is often flat, so it absorbs the most light, and thin, so that the sunlight can get to the chloroplasts in the cells.
text: For this purpose, a leaf is typically flat (laminar) and thin, to expose the cells containing chloroplast (chlorenchyma tissue) to light over a broad area, and to allow light to penetrate fully into the tissues.