Question

What is Lignin and where it is present?​

Answer 1

Answer:

Lignin is a unique hydrocarbon comprising 8-20% of the secondary cell wall of terrestrial plants.

Explanation:

It is a complex ,dense, amorphous,secondary cell wall polymer found in trachea elements and sclerenchyma of terrestrial plants.

Answer 2

Lignin is a class of complex organic polymers that form key structural materials in the support tissues of vascular plants and some algae. Lignins are particularly important in the formation of cell walls, especially in wood and bark, because they lend rigidity and do not rot easily.