Question: What did British biochemist that led  theoretical chemistry in  Department of Chemistry, University of Cambridge won nobel prize for 
Sentence (from "Alexander R. Todd"): Alexander Robertus Todd, Baron Todd (2 October 1907 – 10 January 1997) was a British biochemist whose research on the structure and synthesis of nucleotides, nucleosides, and nucleotide coenzymes gained him the Nobel Prize for Chemistry.
Relevant evidence: Yes