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transport proteins
mechanisms of solute uptake:
- proton pumps
- cations
- anions
- neutral solutes
cotransport
osmosis
water potential
effect of solutes on water potential
H2O movement in response to water potential
aquaporins
three transport routes:
- transmembrane
- apoplast
- symplast
root transport
endodermis
Casparian strip
mechanisms of transport of xylem sap
root pressure
guttation
transpiration-cohesion-tension mechanism
generation of transpirational pull
water potential gradient in a tree
stomatal regulation of transpiration
translocation of phloem sap
source
sink
source-to-sink
transfer cells
cotransport of sucrose
pressure flow in sieve tubes
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