What is the main constituent of fungal cell wall?
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Cellulose
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Chitin
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Lignin
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Pectin
B
Correct answer
Explanation
Fungal cell walls are primarily composed of chitin, a tough polysaccharide also found in insect exoskeletons. This distinguishes fungi from plants (cellulose cell walls) and helps identify fungal cells. Pectin and lignin are plant cell wall components, not fungal.