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| Description: The cell wall of a Gram-negative bacterium, E. coli, has a thin peptidoglycan layer and an outer lipid membrane. The cross-links here are between tetrapeptides attached to the N-acetylmuramic acid (NAM) residues in adjacent chains Picture Stats: Views: 308 Filesize: 559.26kB Height: 630 Width: 1000 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=34291 |