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10 cards from this deck
Increase surface area for water absorption from soil
Hollow, thick-walled tubes from roots to leaves
Evaporation of water from leaf surfaces
Mainly on the undersides of leaves
How water moves up xylem under negative pressure
Water molecules stick together via hydrogen bonds
Negative pressure that pulls water column upward
Thinner due to increased tension in xylem vessels
Air is drawn in, not water out (shows negative pressure)
Passive process, no metabolic energy needed
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