The strength and rigidity of a cell wall is d | vedclass

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Question

(C) The cell wall provides structural support and protection to the cell. While cellulose provides the basic framework of the cell wall,the substance

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Lignin

Vedclass · Answer

(C) The cell wall provides structural support and protection to the cell. While cellulose provides the basic framework of the cell wall,the substance primarily responsible for providing significant strength,hardness,and rigidity to the cell wall,especially in secondary cell walls of xylem vessels and tracheids,is $Lignin$. $Lignin$ is a complex organic polymer that deposits in the cell wall,making it impermeable to water and providing mechanical support.

The strength and rigidity of a cell wall is due to the substance known as:

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