Lec09 - Transport in Plants.doc

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Department
Biological Sciences
Course
BIOA02H3
Professor
Mary Olaveson
Semester
Winter

Description
Transport in PlantsSlide Onebasic plant needsSugaroRuns from phloem of the year down the shootCO2LightH2OH2OoRuns from the xylem of the year up the shootO2MineralsSlide Twowater and sugar transport through plantsWater transport through xylemoHypotheses on mechanisms of water transportoSynthesis total plant water transportoControl of water transportSugar transport through phloemSlide Threewater movement through xylemThree hypothesesoCapillary actionoRoot osmotic pushoTranspirationSlide Fourcapillary actionH2O moves upward in a small tube through adhesion to tube walls and cohesion between H2O moleculesCapillary action at max can push water up a distance of one meter
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