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15 cards from this deck
Transport of dissolved sugars and organic nutrients from leaves to other plant parts
Phloem vessels
Sucrose
Where sugars are produced (leaves)
Sieve tube elements and companion cells
Both directions (up and down)
Pressure differences between source and sink
Where sugars are used or stored
Pressure-flow hypothesis
Increases translocation rate (more sugar available)
Increases rate by speeding up metabolism
Maintains pressure flow in phloem
Potassium
Carbon-14
They rely entirely on it to receive sugars
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