Assertion: envelope | /r/HasProperty | protein
Facets:
value: mainly
type: DEGREE
Source sentences:
text: Therefore, the envelope is mainly composed of phospholipids and proteins.
text: Envelope is composed of phospholipids and proteins.
text: Envelope is composed of both phospholipids and proteins.
text: The envelope is composed of a phospholipid bilayer and proteins such as glycoproteins.