CBSE Class 9 Answered
Name the chemical found in:
Asked by | 29 Jun, 2008, 02:37: PM
Expert Answer
i) lignin. Lignin acts as a cement and hardens the cell wall. It provides flexibility and tensile strength to the cell wall and makes it impermeable to water.
ii) suberin. Suberin makes the cork cells impervious to water and gases.
Answered by | 29 Jun, 2008, 03:00: PM
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