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Canada’s 5th DNA Day celebrates historic 1953 discovery of DNA’s double helix

Tuesday, April 21, 2015

Today, Canada marks the major scientific discovery of DNA’s double helix structure, published in Nature by James Watson and Francis Crick in April 1953. The discovery – arguably one of the most important of the 20th century – answered a fundamental mystery about how living organisms pass genetic instructions from generation to generation, and eventually enabled later researchers to understand the genetic code.