Can You Pass This Roaring Twenties QUIZ?

What important discovery was made in 1928?

Retry Correct Incorrect In 1945, Scottish scientist Alexander Fleming was awarded the Novel Prize in Physiology or Medicine for his discovery of penicillin decades earlier in 1928. The antibiotic treats infections and saves lives.

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Underwood Archives/Getty Images

Underwood Archives/Getty Images

What important discovery was made in 1928?

• Theory of Relativity
• X-Rays
• Penicillin
• DNA