Microbiology All of the following agents have polysaccharide capsule related antigen-antibody responses, EXCEPT: A Pneumococcus B Meningococcus C Haemophilus Influenza D Bordetella Peusis π‘ Explanation All of the following agents have polysaccharide capsule related antigen-antibody responses, EXCEPT: β Correct Answer: D. Bordetella Peusis