Which One or More of the Following Is True About

Multiple Choice

Which one or more of the following is true about root endodermis?

A) The endodermis forms a boundary between the cortex and inner vascular cylinder of the root.
B) The endodermis contains impermeable lignin and suberin called a Casparian strip that controls water and nutrient movement between adjacent cell walls.
C) The endodermis is two to three layers of spherical cells.
D) All of the choices are true of root endodermis.
E) The endodermis forms a boundary between the cortex and inner vascular cylinder of the root and contains impermeable lignin and suberin.