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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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30 dic 1928 año - LA PENICILINA:
Descripción:
Alexander Fleming.
Tratar infecciones provocadas por bacterias.
Añadido al timeline:
los 3 inventos mas buenos
By
Pepita Perez
18 oct 2018
0
0
411
fecha:
30 dic 1928 año
Ahora mismo
~ 96 years ago
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