Lignin
Lignin is a variable polymer found in the secondary cell wall of plant cells. It is a phenolic polymer in the form of an aromatic ring with a hydroxyl group. Lignin reinforces the rigidity and hydrophobic nature of the secondary cell wall.
Lignin is a variable polymer found in the secondary cell wall of plant cells. It is a phenolic polymer in the form of an aromatic ring with a hydroxyl group. Lignin reinforces the rigidity and hydrophobic nature of the secondary cell wall.