This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immunology, Subject name: Microbiology
[{'content': 'Plasma cells are derived from? \nSelect and explain. \nA. T cells, B. B cells, C. Macrophages, D. Neutrophils', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Plasma cells originate in the bone marrow; B cells differentiate into plasma cells that produce antibody molecules closely modeled after the receptors of the precursor B cell. Once released into the blood and lymph, these antibody molecules bind to the target antigen (foreign substance) and initiate its neutralization or destruction Reff: Ananthanarayanan & panikers textbook of microbiology 9th edition pg:135', 'role': 'assistant'}]