Guard cells are specialized plant cells in the epidermis of leaves, stems and other organs that are used to control gas exchange. They are produced in...

atmosphere. The pore is bordered by a pair of specialized parenchyma cells known as guard cells that regulate the size of the stomatal opening. The term is usually...

Plant cells are the cells present in green plants, photosynthetic eukaryotes of the kingdom Plantae. Their distinctive features include primary cell walls...

stoma is bounded by two guard cells. The guard cells differ from the epidermal cells in the following aspects: The guard cells are bean-shaped in surface...

balance in the cell. The accumulation of these solutes within the guard cell decreases the solute potential, allowing water to enter the cell and promote...

of the leaf through its guard cells, which surround the stomatal pore. The turgor pressure and osmotic potential of guard cells are directly related to...

a leaf, and the guard cells of stomata. Palisade mesophyll cells can contain 30–70 chloroplasts per cell, while stomatal guard cells contain only around...

as mobile phones, disrupting the communication between the phone and the cell-phone base station, effectively disabling mobile phones within the range...

aldehyde crystals, cuticular folds, downward-pointing hairs, or guard-cell-originating lunate cells, to help prevent escape. The small bodies of liquid contained...

the guard cells that surround the pores. When there is not enough water in the air, the guard cells well release K+ ions into surrounding cells, and...