Which description of the movement of water through a leaf is not correct?
1 )
Water evaporates into an air space from the higher water potential in the cell wall of a mesophyll cell.
2 )
Water moves from the higher water potential of the cytoplasm of a mesophyll cell to the lower water potential in its cell wall.
Water moves from the lower water potential of a xylem vessel to the higher water potential of a mesophyll cell.
4 )
Water vapour diffuses from an air space, through an open stoma, to the lower humidity of the surrounding air.
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