VDRL test for diagnosis of syphilis is an example for: (A) Precipitation test, (B) Agglutination, (C) Immunofluorescence, (D) Flocculation
Answer is D. VDRL- Flocculation test Though flocculation also is a type of precipitation, flocculation is ideal for VDRL In which floccules are suspended after formation of antigen-antibody complex Ref: Textbook of Microbiology Baveja 5th ed Pg 120