Microbiology Which of the following change is observed following neonatal thymectomy? A Decrease in size of germinal center B Increased antibody production by B cells C Increased bone marrow production of lymphocytes D Decrease in size of paracoical areas of lymph nodes 💡 Explanation Which of the following change is observed following neonatal thymectomy? ✓ Correct Answer: D. Decrease in size of paracoical areas of lymph nodes