Assertion: epithelium | /r/HasProperty | single layer of cells
Facets:
Source sentences:
text: When the epithelium is composed of a single layer of cells, it is called simple epithelial tissue and those containing two or more layers of cells are called stratified epithelial tissues.
text: The epithelium which is made up of a single layer of cell is known as simple epithelial tissue.
text: The epithelium is composed of a single layer of cells.