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In angiosperms, most of the water travels in the xylem vessels. These are thick-walled tubes that can extend vertically through several feet of xylem tissue. ... Xylem vessels arise from individual cylindrical cells oriented end to end. At maturity the end walls of these cells dissolve away and the cytoplasmic contents...
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users.rcn.com/jkimball.ma.ultranet/BiologyPages/P/Plant...
users.rcn.com/jkimball.ma.ultranet/BiologyPages/P/PlantTissues.html
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Xylem vessels are a long straight chain made of long dead cells known as vessel elements. The cells are arranged end to end and the cell walls which would normally surround the whole cell dissolve where ever they are touching another cell wall.
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simple.wikipedia.org/wiki/Xylem_vessel
simple.wikipedia.org/wiki/Xylem_vessel
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Xylem is a complex tissue composed of xylem vessels, xylem tracheids, xylem fibres and xylem parenchyma. ... : Xylem vessels comprise a vertical chain of lengthened, dead cells known as vessel elements. The cells are arranged end to end and the cross-walls dissolve completely or have simple or complex perforation plates...
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www.botany.uwc.ac.za/sci_ed/grade10/plant_tissues/xylem...
www.botany.uwc.ac.za/sci_ed/grade10/plant_tissues/xylem.htm
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PLASMODESMATA IN XYLEM VESSELS. ELO MURY SCOTT. Although it is generally accepted that intercellular protoplasmic connections ...
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www.jstor.org/stable/2472627
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Bacteria, beads, and air moved through long and branched xylem vessels from the petiole into the veins in leaves of both varieties. From the stem, bacteria and air traveled into primary and secondary veins of leaves one, two, and three nodes above the loading point of the bacteria or air.
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www.amjbot.org/cgi/content/abstract/93/4/497
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xylem vessel is a vessel in plants that transport water and minerals from the roots to parts of the plant where it is needed, through transpiration and turgor pressure in roots.
http://wiki.answers.com/Q/What_is_xylem_vessel
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Water moves up the plant through xylem. ... These tubes are made from cells which are coated in a layer of woody material. ... You are currently in: Scinet > Plants > Cells > Xylem vessel...
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www.nelsonthornes.com/secondary/science/scinet/scinet/p...
www.nelsonthornes.com/secondary/science/scinet/scinet/plants/cells/xylem.htm
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The relation between xylem vessel age and vulnerability to cavitation of sugar maple (Acer saccharum Marsh.) was quantified by measuring the pressure required to force air across bordered pit membranes separating individual xylem vessels.
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www.plantphysiol.org/cgi/content/full/131/4/1775
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ISHS XXV International Horticultural Congress, Part 7: Quality of Horticultural Products AIR IN XYLEM VESSELS OF CUT FLOWERS ... Using cut chrysanthemum flowers, this report is the first one that directly visualises both air and water in xylem ducts of cut flower stems, by observing transversal sections of frozen stalks in...
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www.actahort.org/books/517/517_61.htm
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