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22 gen 1839 anni - Nucleus in a plant

Descrizione:

Robert Brown discovered the nucleus in a plant cell. Robert Brown was an Irish botanist and paleobotanist, Robert Brown also got an the Copley Medal in 1839.

Aggiunto al nastro di tempo:

27 feb 2020

Data:

22 gen 1839 anni
Adesso
~ 185 years ago