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NEET Previous Year Question

$The chitinous exoskeleton of arthropods is formed by the polymerization of:$

Topic: NEET PYQ

Answer: B. Full step-by-step solution below.

A $D - glucosamine$
B $N - acetyl glucosamine$
C $Lipoglycans$
D $Keratin sulphate and chondroitin sulphate$

Correct answer: B

Solution

(b) Chitin is a polysaccharide made by the polymerization of N-acetyl-D-glucosamine (NAG) units.

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