guard cell


guard cell
Plant cells occurring in pairs in the epidermis, flanking each stoma. Changes in turgor in the guard cells cause the stoma to open and close.

Dictionary of molecular biology. 2004.

Look at other dictionaries:

  • guard cell — guard′ cell n. bot either of a pair of crescent shaped cells that flank each plant pore and control its opening and closing by means of turgidity …   From formal English to slang

  • guard cell — n. either of the two bean shaped cells which surround and control a stoma, or air pore, in the epidermis of a plant …   English World dictionary

  • guard cell — noun : one of the two crescent shaped epidermal cells united at their ends whose changes in turgidity determine opening and closing of a stoma * * * Bot. either of two specialized epidermal cells that flank the pore of a stoma and usually cause… …   Useful english dictionary

  • guard cell — noun Date: 1875 one of the two crescent shaped epidermal cells that border and open and close a plant stoma …   New Collegiate Dictionary

  • guard cell — Bot. either of two specialized epidermal cells that flank the pore of a stoma and usually cause it to open and close. [1870 75] * * * …   Universalium

  • guard cell — noun Botany each of a pair of curved cells that surround a stoma …   English new terms dictionary

  • guard cell — /ˈgad sɛl/ (say gahd sel) noun either of two specialised epidermal cells which flank the pore of a stoma and usually cause it to open and close …   Australian English dictionary

  • guard cell — Specialized epidermal cells found in pairs around a stoma. Their function is to control the opening and closing of the stoma through changes in turgor …   Glossary of Biotechnology

  • guard — v. & n. v. 1 tr. (often foll. by from, against) watch over and defend or protect from harm. 2 tr. keep watch by (a door etc.) so as to control entry or exit. 3 tr. supervise (prisoners etc.) and prevent from escaping. 4 tr. provide (machinery)… …   Useful english dictionary

  • Cell Test — Infobox Television episode Title = Cell Test Series = Prison Break Caption = Season = 1 Episode = 3 Airdate = September 5, 2005 Production = 1AKJ02 Writer = Michael Pavone Director = Brad Turner Season list = Infobox Prison Break season 1 episode …   Wikipedia


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