Multiple choice general knowledge Who won the Nobel Prize in Chemistry in 2009 ? Gerhard Ertl Yves Chauvin, Robert H. Grubbs and Richard R. Schrock Venkatraman Ramakrishnan, Thomas A. Steitz and Ada E. Yonath Roger D. Kornberg Reveal answer Fill a bubble to check yourself C Correct answer Explanation Venkatraman Ramakrishnan, Thomas A. Steitz, and Ada E. Yonath were awarded the 2009 Nobel Prize in Chemistry for their studies of the structure and function of the ribosome. Gerhard Ertl won in 2007, while Yves Chauvin and colleagues won in 2005.