system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Bacteria showing antigenic variation ?
assistant
The correct answer is  Ans. is 'd' i.e., Borrelia Bacteria showing antigenic variation are :? i) Neisseria (Meningococci, Gonococci) ii) Streptococcus spp iii) Mycoplasma iv) Borrelia burgdorferi