Which of the following bacteria has the lowest 50% infective dose (ID50)?
Which of the following bacteria has the lowest 50% infective dose (ID50)?

Q. Which of the following bacteria has the lowest 50% infective dose (ID50)?

  1. Shigella sonnei
  2. Campylobacter jejuni
  3. Salmonella typhi
  4. Vibrio cholerae

Answer: Shigella sonnei
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