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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 ene 1856 año - N. Pringsheim observed how a sperm cell penetrated an egg cell.
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Cell Biology timeline
By
Lizzy Cabbage
13 dic 2017
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fecha:
1 ene 1856 año
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~ 169 years ago
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