The Cell wall Peptidoglycan G+ Bacteria G- Bacteria(10%) Gram PositivE Bacteri! Cell Wall Gram Negative Bacterial cell wall Lipoteichoic Acid Outer Lipid Membrane Peptidoglycan Cell Wall peptidoglycan Plasma Membrane Plasma Membrane Alternating copolymer o (1-4)-N-acetyl-D-glucosami and N-acetylmuramic acid L-Ala-D-GLU. Penta glycine cross-link L-Lys-D-Ala tetrapeptideG+ Bacteria (~90%) G- Bacteria(~10%) Peptidoglycan The Cell Wall