Stomata
A) are open when the guard cells are turgid.
B) are closed during the day in most plants.
C) allow CO2 to enter a leaf without water loss.
D) are closed when the guard cells are turgid.
E) are absent in non-seed tracheophytes.
Correct Answer:
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Q119: Describe the pressure flow model of phloem
Q120: Mineral ions enter the cell due to
Q121: Stomata close when
A) the abscisic acid level
Q122: Transport in the xylem is driven by
A)
Q123: The concentration of sucrose in phloem sap
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)
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