Multiple Choice
According to the pressure-flow model, ____.
A) water moves from an area of positive water potential to an area of negative water potential
B) the evaporative pull of transpiration produces tension at the top of the plant
C) the flow of sugar is driven by a pressure gradient between the source and the sink
D) pressure is created by the movement of water into the roots from the soil
E) the production of sugar pushes it out of the chloroplast and into the xylem
Correct Answer:
Verified
Correct Answer:
Verified
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