A major function of the Casparian strip of the endodermal cells of a root is to
(A) protect the meristem as the root tip grows through the abrasive soil particles
(B) allow for expansion of the vascular cambium as the root grows laterally
(C) control the movement of materials into the vascular cylinder of the root
(D) initiate lateral root growth
(E) serve as a site for the storage of excess sugars in the form of starch
Ans: (C) control the movement of materials into the vascular cylinder of the root
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