Assertion: epithelium's surface | /r/HasProperty | e.g. skin
Facets:
Source sentences:
text: Epithelial tissues are formed by cells that cover surfaces (e.g. skin) and line tubes and cavities (e.g. digestive organs, blood vessels, kidney tubules and airways).
text: Epithelial tissue Epithelial tissues are formed by cells that cover surfaces (e.g. skin) and line tubes and cavities (e.g. digestive organs, blood vessels, kidney tubules and airways).