Polio vaccine
Smallpox vaccine
Penicillin
Antibiotics
Insulin
Correct answer is B
Edward Jenner developed the smallpox vaccine in 1796, the first successful vaccine.
Which African country is famous for its Oware game?...
Who was the first Prime Minister of India?...
How do you set up payment methods for Facebook Ads?...
What is the term for the right to vote without restrictions based on wealth, race, or gender?...
Which U.S. state is known as "The Volunteer State"?...
How can you make combat easier in RPGs?...
Which Bollywood movie features the song "Aaj Kal Zindagi"?...
Who holds the record for the most Academy Awards for acting?...