A cell that is usually found in a two-dimensional sheet with a free surface.

A cell that is usually found in a two-dimensional sheet with a free surface. The cell has a cytoskeleton that allows for tight cell to cell contact and for cell polarity where apical part is directed towards the lumen and the basal part to the basal lamina.

Cell that cover the surface of the body and line its cavities.

Cell that line the inner and outer surfaces of the body by forming cellular layers (epithelium) or masses (MSH).

has part

• biomolecule