Yersinia pestis is a Gram-negative bacterium responsible for plague, including forms such as bubonic, septicemic, and pneumonic plague. It is primarily transmitted to humans via fleas from infected rodents and has historically caused major pandemics.
The bacterium Yersinia pestis causes?
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Question context
This question is part of 🦠 Microbiology within the broader 🧬 Medical Science subject and appears in the SPSC – Sindh Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.