This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
True about secondary immune response is ? 
Select and explain. 
A. Long latent period, B. Usually of low titre, C. Antibodies appear in sho time, D. All
C: Antibodies appear in sho time
Answer: C: Antibodies appear in sho time 
Explanation: Ans. is 'c' i.e., Antibodies appear in sho time Primary response Secondary response . Slow . Fast . Sluggish . Powerful . Sho lived . Prolonged (antibody persists for long) . Long lag phase . Sho or negligible lag phase (Antibody appears in sho time) . Predominant IgM . Predominant IgG * Antibody is more specific . Antibody is less specific . Antibody is less avid . Antibody is more avid . Qualitative response . Quantitative response