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What is Safety pin appearance is seen in - and explain in detail?
Ans. is 'b' i.e., Vibrio parahemolyticus Bipolar staining (safety pin appearance)o Some bacteria display a safety pin appearance due to the accumulation of dye at the poles of the cells,o This characteristic is called bipolar staining.o Bacteria showing bipolar staining are-1. Caiymmatobacter granulomatis (Donovani granuiomads)2. Pseudomonas mallei3. Pseudomonas pseudomallei4. Vibrio parahemolyticus5. Yersinia pestis6. H. ducreyi