The ________ theory explains the movement of water and minerals through xylem. a) bulk-flow theory b) assisted diffusion theory c) cohesion-tension theory d) translocation theory e) pressure-flow theory
The ________ theory explains the movement of water and minerals through xylem.
a) bulk-flow theory
b) assisted diffusion theory
c) cohesion-tension theory
d) translocation theory
e) pressure-flow theory
Answer
Cohesion-tension theory
Explanation: The cohesion-tension theory describes the movement of water through xylem vessels, driven by water’s cohesive properties and the tension created by evaporation from leaves.