Entrance of minerals into the vascular cylinder of a eudicot root are regulated by the
A) cortex.
B) epidermis.
C) endodermis.
D) pericycle.
E) root hairs.

Question

Quizplus · Accepted Answer

The endodermis is the innermost layer of the cortex and regulates the entrance of minerals into the vascular cylinder of a eudicot root through a specialized tissue called the Casparian strip. This ensures that only selectively permeable nutrients enter the vascular cylinder and prevents harmful substances from entering.

Entrance of Minerals into the Vascular Cylinder of a Eudicot