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Question
Walls of collenchyma are irregularly thickened due to the deposition of ______.
Options
pectin
lignin
suberin
all of these
MCQ
Fill in the Blanks
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Solution
Walls of collenchyma are irregularly thickened due to the deposition of pectin.
Explanation:
Collenchyma walls are unevenly thickened at the corners by cellulose and pectin. Lignin is typical of sclerenchyma, while suberin is deposited in cork cells.
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