Question

There is a one-way movement of water and minerals from the cortex into the vascular cylinder of a root because

Answer 1

A. water molecules are in high concentration in the cortex.
B. nutrients are in low concentration in the cortex.
C. the root pressure is low.
D. the Casparian strip is waterproof.

Answer 2

D. the casparian strip ensures that the cells can control what goes in the vascular cylinder because the apoplastic movement is blocked.