Addition of salts and other solutes from other cells into xylem sap, __________ the water potential of the xylem sap August 10, 2021June 3, 2018 by admin Addition of salts and other solutes from other cells into xylem sap, __________ the water potential of the xylem sap A. Increases. B. Lowers. C. Doesn’t effect. D. Maintains.