Question: Dronamraju Krishna Rao focused his work on the research of this british-born scientist who passed on 1 december what year?
Related documents: [0]  [DOC] Dronamraju Krishna Rao (born January 14, 1937) is an Indian-born geneticist and president of the Foundation for Genetic Research in Houston, Texas. He was born in Pithapuram, in the state of Andhra Pradesh, India. One focus of his work has been the research of J. B. S. Haldane. [END] 
[1]  [DOC] John Burdon Sanderson Haldane ( ; 5 November 1892 – 1 December 1964) was a British-born scientist known for his work in the study of physiology, genetics, evolutionary biology, and in mathematics, where he made innovative contributions to the fields of statistics and biostatistics. He was the son of the equally famous John Scott Haldane and was a professed socialist, Marxist, atheist, and humanist whose political dissent led him to leave England in 1956 and live in India, becoming a naturalised Indian citizen in 1961. [END] 
Answer: 
1964
1964