Transpiration creates a pressure difference between the leaves and roots, driving the transpiration stream; new water is absorbed at the roots and flows upwards along this pressure gradient.
Transpiration creates a pressure difference between the leaves and roots, driving the transpiration stream; new water is absorbed at the roots and flows upwards along this pressure gradient.
| Front | transpiration generates the transpiration stream |
|---|---|
| Back | new water absorbed at roots, difference in pressure created between leaves and roots, water flows along the pressure gradient |
Tags: 9_1_xylem_transport
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