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

Vedclass · Accepted Answer

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.

Column-$I$	Column-$II$
$P$. Algae	$I$. Absent
$Q$. Fungi	$II$. Chitin
$R$. Plants	$III$. Cellulose,Hemicellulose,Pectins,Proteins
$S$. Animals	$IV$. Cellulose,Galactans,Mannans,$CaCO_3$

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

Similar Questions

Yeast cell wall is rich in

$A$ protoplast is a cell

Match the following columns regarding cell wall composition:

Column-$I$ Column-$II$

$P$. Algae $I$. Absent

$Q$. Fungi $II$. Chitin

$R$. Plants $III$. Cellulose,Hemicellulose,Pectins,Proteins

$S$. Animals $IV$. Cellulose,Galactans,Mannans,$CaCO_3$

Which of the following statements is inconsistent with the function of the cell wall?

Cell wall is absent in

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