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Guard cell


In botany, a stoma is a pore, found in the leaf and stem epidermis that is used for gas exchange. The pore is formed by a pair of specialized parenchyma cells known as guard cells which are responsible for regulating the size...
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From Wikipedia, the free encyclopedia (Redirected from Guard cells) Jump to: navigation, search ... Stoma (medicine), an opening which connects a portion of ...
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Search for "guard cell" in all of MSN Encarta. E-mail this entry ... The guard cells and pore are called the stoma, and are situated on the underside, ...
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Scattered throughout the epidermis are pairs of bean-shaped cells, called guard cells. ... Regulation of Guard Cells. The Guard cells control the stomatal ...
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stoma n. , pl. -mata or -mas . Botany. One of the minute pores in the epidermis of a leaf or stem through ... "Guard Cell Photosynthesis" ... The Guard Cell Chloroplast: A Perspective ...
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guard cell n. One of the paired epidermal cells that control the opening and closing of a stoma in plant ... between a human nerve cell and plant guard cell? ...
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Guard cells are located in the leaf epidermis and pairwise surround stomatal ... Guard cell signaling pathways are illustrated as graphically linked models: ...
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A limitation of these techniques is that only a single guard cell can be assayed at one time. ... Guard cell vacuoles did not show bright fluorescence (Figure ...
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Guard cells regulate stomatal pore size to allow CO2 uptake while ... The changes in guard cell turgor pressure and volume caused by these processes ...
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Guard cell movement is induced by environmental and hormonal signals that cause ... how most of these transporters are integrated with guard cell movement. ...
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The inner wall of each guard cell is thick and elastic. ... a proton pump (an H+-ATPase) in the plasma membrane of the guard cell. ...
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The four primary ways that guard cell chloroplasts could contribute to stomatal opening are: ... of Fq′/Fm′ from guard cell chloroplasts built using only F ...
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Definition of guard cell from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games.
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When the guard cells are fully turgid or expanded, they have an elongate opening ... See the following highly magnified view of the paired guard cells: ...
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STOMATAL GUARD CELL MEASUREMENTS USING LEAF PRINTS ... Although guard cell measurements are not used much in any field of research, I ...
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Information about guard cell in the free online English dictionary and ... When swollen with water, guard cells pull apart from each other, opening the ...
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Encyclopedia article about guard cell. Information about guard cell in the Columbia Encyclopedia, Computer Desktop Encyclopedia, computing dictionary.
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Guard-cell volume can increase up to 50% as stomata open (Raschke and Dickerson, ... Guard-cell protoplasts have been shown to adjust plasma-membrane surface area ...
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