Multiple choice

Who are the winners of the 2009 Nobel Prize in Physiology or Medicine?

  1. Harald zur Hausen, Francoise Barre-Sinoussi, Luc Montagnier

  2. Mario R. Capecchi, Sir Martin J. Evans, Oliver Smithies

  3. Elizabeth H. Blackburn, Carol W. Greider, Jack W. Szostak

  4. Andrew Z. Fire, Craig C. Mello

  5. Barry J. Marshall, J. Robin Warren

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Elizabeth Blackburn, Carol Greider, and Jack Szostak won the 2009 Nobel Prize in Physiology or Medicine for their discovery of how chromosomes are protected by telomeres and the enzyme telomerase. Their work explained how telomeres prevent chromosome degradation and revealed their role in aging and cancer.