<prompt> The difference between gram ye and gram -ye organism is that Gram ve org. contains -Teichoic acidMuramic acidN-acetyl neuraminic acidAromatic amino acids  <response>: Ans. is a i.e., Teichoic acid Comparison of cell walls of Gram positive and Gram negative bacteria Gram positive Gram negative Thickness Thicker Thinner Variety of aminoacids Few Several Aromatic and sulphur containing aminoacids Absent Present Lipids Absent or scanty Present Teichoic acid Present Absent 