This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Peptidoglucano. Estructura qumica del peptidoglucano con sus variables Gram Gram own assumed Der metzgermeistercommons Check categories May es Peptidoglicano Sugars Proteins Bacteria diagrams
Page 2023 Free-images.com. All images are Public Domain