what is a stomata?
8 rows Stomata are the tiny openings present on the epidermis of leaves. The pore is surrounded by a pair of specialized parenchyma cells known as guard cells which are in charge of controlling the size of the stomatal opening. Plant Guard Cells Google Search Stoma Biology Diagrams Biology The term stoma comes from the Greek word for mouth. . Each stoma can be open or closed depending on how turgid its guard cells are. Diffusion of carbon dioxide into the. A stoma which is a singular form of stomata is a plant cell structure in the epidermis of tree leaves and needles that help plants exchange carbon dioxide and water with the atmosphere. The stomata are apertures in the epidermis each bounded by two guard cells. Stomata the small pores on the surfaces of leaves and stalks regulate the flow of gases in and out of leaves and thus plants as a whole. Trepanation the practice of drilling into the skull to relieve pressure is a ty...