C-reactive protein are -: (A) Alpha-1 globulin, (B) Beta-1 globulin, (C) Alpha-2 globulin, (D) Non-specific inflammatory protein
Answer is B. They are abnormal beta-1-globulins that precipitates with somatic C antigen of S.pneumoniae seen in acute phase pneumonia. REF:Textbook of microbiology, Ananthanarayan, and Paniker. Page no.: 222