The functions ascribed to primary endodermis include:
A. It acts as a water-tight dam between the vascular and the non-vascular regions
B. The presence of passage cells in root endodermis suggests that it serves as a passage of water from the cortex to xylem
C. It maintains root pressure
D. All of the above
Answer: Option D
This Question Belongs to Biology GK Chapter Wise >> Plant Kindom
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