Enzymes and Fermentation History Quiz
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Questions and Answers

Who discovered that yeast extracts could ferment sugar to alcohol and CO2?

  • Edward Buchner (correct)
  • Frederick W Kühne
  • James Sumner
  • Northrop and Stanley
  • What term did Frederick W Kühne coin while studying bio-catalysis in yeast extracts?

  • Ferment
  • Enzyme (correct)
  • Zymase
  • Urease
  • Who definitively concluded that enzymes are proteins by crystallizing trypsin and chymotrypsin?

  • David C. Philips
  • James Sumner (correct)
  • Edward Buchner
  • Frederick W Kühne
  • Who first solved the structure of an enzyme by X-ray crystallography for lysozyme?

    <p>David C. Philips</p> Signup and view all the answers

    Which enzyme was isolated and crystallized by James Sumner in 1926?

    <p>Urease</p> Signup and view all the answers

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