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Unformatted text preview: BSC2011 SI: 2/22/2010 Instructor: Kathryn Plant Worksheet 6 Xylem and Phloem Transport Bulk flow- Xylem Transport Xylem Transportation- Xylem transports ________________________ and the m ain driving force b ehind it is:- Factors that lead to/assist xylem transportation: o Properties of water: 1. 2. Root Transport- Water usually uses the _______________________ route.- Xylem sap is co mpletely ____________________________.- How are mineral ele m e nts and water concentrated in the vascular cylinder?- What is the Caspiarian Strip? - Root endod er mis acts as the gate keep er for ______________________________________.- Transport ess ential mineral nutrients from soil into plants (with/against) concentration gradi- Helps to m aintain (higher/lower) solute potential inside vascular cylinder b ecaus e- Generat es root pressure in order to ______________________________. What occurs occasionally du e to m ore water being push ed out of leaves du e to root pressure than is tran- What a bsorbs water a nd nutrients?...
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This note was uploaded on 03/30/2010 for the course BSC BSC2011 taught by Professor Evans during the Spring '10 term at École Normale Supérieure.
- Spring '10