The correct option is
A homopolymer made up of N-acetyl glucosamine
Chitin:- Homopolymers are made from the polymerization of identical monomers whereas heteropolymers are made from the polymerization of two or more different monomers.
- Exoskeletons of arthropods have a complex polysaccharide called chitin.
- It is a homopolymer made up of N-acetyl glucosamine.
- It is a derivative of glucose with β-(1,4) linkages.