Lecture 10 plant transport posted

Lecture 10 plant transport posted - Root absorption of H 2...

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BIO 311D – LECTURE 10 TRANSPORT IN PLANTS
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Transport within plants From soil to plant cells: From soil to plant cells: Water: Osmosis ( + Physical pressure = Water potential) Aquaporins Solutes: Passive transport Active transport - Proton pumps From root cells to xylem to shoots: From root cells to xylem to shoots: Cell compartments: Apoplast Symplast Casparian strip Bulk flow
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Unformatted text preview: Root absorption of H 2 O and minerals Transport of Xylem sap Root pressure Mostly by pulling water up: Transpiration-Cohesion-Tension Mechanism Transpirational pull Transpiration problems and solutions Photosynthesis vs. transpiration Guard cell shape change animation Stomata behavior Pressure flow of phloem sap animation In summary...
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This note was uploaded on 03/06/2010 for the course BIOL 50755 taught by Professor Allgeier during the Spring '10 term at University of Texas-Tyler.

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Lecture 10 plant transport posted - Root absorption of H 2...

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