The direction of transport in the xylem is _______ while that in the phloem is _______.
A) up and down; down
B) up; up and down
C) down; up and down
D) down; down
E) up; down
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)
Q131: The flow of xylem sap up a
Q132: Which of the following statements about water
Q133: The loading of sucrose into the phloem
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