question_answer

Bacterial cell wall is made up of:

A)  xylan                   

B)         chitin                   

C)         cellulose                            

D)         murein

Correct Answer: D

Solution :

Cell wall of bacteria is composed of murein or mucopeptide or peptidoglycan. Which is present either alone or in combination with other substances. Peptidoglycan is a polymer consisting of repeated units of N-acetyl glucosamine (NAG) N-acetyl muramic acid (NAM) and short chain of amino acids.