Cell wall is composed of lignin. is it true?
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While the principle is the same in plants and animals, the chemistry is different. Unlike the animal extracellular matrix, which is rich in protein and other nitrogen-containing polymers, the plant cell wall is made almost entirely of polymers that contain no nitrogen, including cellulose and lignin.
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Answer:
yes
Explanation:
it also contains lignin, suberin, n cutin.
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