Name the material deposited on the radial and tangential walls of endodermal cells.
GeneralClass 12AllAnswered 27 Mar 2026
Answer
Suberin
Biochemical Nature: Suberin is a lipophilic (waxy) biopolymer composed of:
- Long-chain fatty acids
- Phenolic compounds
- Glycerol
Physiological Role: Forms Casparian strips that create an impermeable barrier, forcing water and minerals through the symplastic pathway (cell-to-cell), enabling selective uptake and preventing backflow.
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