The flow of xylem sap up a plant
A) continues during the night.
B) does not vary during the day.
C) is driven by root pressure.
D) would be slowed by the removal of some of the leaves of the plant.
E) requires energy.
Correct Answer:
Verified
Q123: The concentration of sucrose in phloem sap
Q124: Stomata
A) are open when the guard cells
Q125: The opening of stomata in the light
Q126: Translocation is driven by osmosis caused by
Q127: Nitrate (NO3-) must be reduced to the
Q128: Water and ions
A) can enter root hairs
Q129: In addition to driving water transport, transpiration
A)
Q130: The direction of transport in the xylem
Q132: Which of the following statements about water
Q133: The loading of sucrose into the phloem
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