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1 gen 1928 anni - The Cell Nucleus Controls Embryonic Development

Descrizione:

Hans Spemann used the same technique with the baby hair to push the nucleus of a fertilized egg to a certain side of the cell. Only the side with the nucleus divided. He then removed his cell from the group.

This was the first instance of nuclear transfer. It showed that the nucleus directs the growth.

Aggiunto al nastro di tempo:

21 dic 2017
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Data:

1 gen 1928 anni
Adesso
~ 97 years ago