Assertion: epithelium's cell | /r/HasAspect | secretory function
Facets:
value: sometimes
type: TEMPORAL
Source sentences:
text: The cells sometimes have a secretory function and are held together by a cementing substance to form a sheet.
text: The cells sometimes have a secretory function and are held together by a cementing substance to form a sheet.
text: The cells sometimes have a secretory function and are held together by a cementing substance to form a sheet.
text: The cells sometimes have a secretory function and are held together by a cementing substance to form a sheet.