Introduction to evolution: Difference between revisions

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[[Image:JamesDWatson.jpg|thumb|left|[[James Watson]], co-discoverer of the structure of [[DNA]]]]
 
In 1953, [[James Watson]] and [[Francis Crick]] contributed to one of the most important breakthroughs in biological science when they described how the doublenucleotide helix"letters" structurein ofdouble helical DNA naturally form pairs.<ref name="pmid13054692">{{cite journal
|author=Watson JD, Crick FH
|title=Molecular structure of nucleic acids; a structure for deoxyribose nucleic acid