33
/it/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
August 1, 2025
7916882
750858
2
Public Timelines
Public TimelinesFAQ
Public TimelinesFAQ
For educational institutions For teachers For students Cabinet
For educational institutions For teachers For students Open cabinet
Creare
Create a timeline
Public timelines
Library
FAQ

2 gen 1928 anni - 1928- el microbiólogo Fred Griffith descubrió cómo el Streptococcus pneumoniae avirulento puede transformarse en virulento al infectar un ratónsano con la cepa avirulenta viva y la virulenta muerta.

Aggiunto al nastro di tempo:

Línea de perico Aldo

ByAllison durazo
26 gen 2023
0
0
117

Data:

2 gen 1928 anni
Adesso
~ 97 years ago
About & FeedbackAccordoPrivatezzaBibliotecaFAQ
Support 24/7  
CabinetGet premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL