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6 apr 1962 anni - Els primers éssers vius no disposaven ni de DNA

Descrizione:

Alexander Rich va suggerir que els primers éssers vius no disposaven ni de DNA ni de proteïnes, i es basaven en l'RNA com a material hereditari i com a catalitzador de la seva síntesi.

Aggiunto al nastro di tempo:

BIOLOGIA

Bynuria
23 ott 2018

Data:

6 apr 1962 anni
Adesso
~ 62 years ago
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