What is the difference between peptidoglycan and cellulose? (I know they r cell walls of bacteria and plants rspctvely. I want the difference in their chemical composition and uses.) Share with your friends Share 0 Jahirul Mazumder answered this Please refer the link: https://www.meritnation.com/ask-answer/question/what-is-peptidoglycan-and-cellulose/the-fundamental-unit-of-life/7813361 1 View Full Answer