0 on a leaf, one of two cells that are around each stoma (= small hole in the surface) which open the hole to let out gases or close it to stop water from leaving -- komórka szparkowa
There were no significant differences in guard cell length between the leaves from the two distinct light conditions for any of the study species.
Their stomatal density and guard cell length were also examined using nail-paint prints.
On the south side of the entrance passage is a small side-chamber, sometimes called a guard cell.
It included a guard cell, an intramural chamber and a stair entrance at ground level.
There are no indications of an intramural room (guard cell) at the entrance.
It is normal for there to be a cell breaking off from the passage beside the door; this is known as the guard cell.
The opening to the guard cell is 61 centimeters square.
On the north side of the entrance passage is a small side-chamber, of a type usually called a guard cell.
