14 feb 1950 anni - Erwin Chargaff
Descrizione:
Created Chargaff’s Rules, whichstates that the amount of guanine and adenine is equivalent to cytosine and thymine, respectively; and that these ratios vary from species to species.
Aggiunto al nastro di tempo:
DNA Timeline
Mrs. Grogan's Project (May have to scroll to the 1800s)
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