Multiple choice Chelating agents, for certain types of adherence, are found in Peptidoglycan, found in both Gram positive and negative organisms. Lipopolysaccharide are found in Gram positive organisms. Lipopolysaccharide are found in Gram negative organisms. Teichoic and lipoteichoic acids are found in Gram positive organisms. Teichoic and lipoteichoic acids are found in Gram negative organisms. Reveal answer Fill a bubble to check yourself D Correct answer Explanation Teichoic acids and lipoids are present, forming lipoteichoic acids , which serve as chelating agents, and also for certain types of adherence, which assist in anchoring the peptidoglycan