Multiple choice general knowledge science & technology

Which one of the following is not a vaccine ?

  1. Polio vaccine

  2. BCG

  3. Anti-rabies

  4. Progesterone
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Progesterone is a steroid hormone, not a vaccine. Vaccines like polio vaccine, BCG (for tuberculosis), and anti-rabies vaccine are biological preparations that provide immunity. Progesterone is a female sex hormone involved in menstrual cycle and pregnancy.

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