Biologyhard · Past Paper
What is the primary function of the 'Endodermis' in a plant root?
APhotosynthesis
BRegulation of water flow into the xylem
CProduction of new cells
DStorage of sugar
✓ Correct Answer: B — Regulation of water flow into the xylem
The endodermis acts as a checkpoint for minerals/water entering the vascular cylinder via the Casparian strip.
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