Answer :
Following are the main function of the cell wall gives Mechanical Strength, maintains Cell Shape and controls Cell Expansion.
The top seven purposes of a plant's cell wall are highlighted in the following points. These include providing mechanical strength, maintaining cell shape, controlling cell expansion, regulating intercellular transport, safeguarding against infectious organisms, having a signaling device against microorganism attack, and acting as a food reservoir.
Pectin, hemicellulose, protein, and cellulose are used to thicken the walls of collenchyma cells. Even when fully developed, collenchyma cells are still living and still contain protoplast. The epidermis's cuticle, the endodermis' casparian strip, and the lignified walls all obstruct apoplastic movement.
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