πŸ“Š General Science
Q. Who among the following is best known for his discovery and development of the first safe and effective polio vaccine.?
  • (A) Jonas Salk
  • (B) David Bodian
  • (C) Almroth Wright
  • (D) Albert Sabin
πŸ’¬ Discuss
βœ… Correct Answer: (A) Jonas Salk

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