29
/es/
es
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
Crear
Public Timelines
Biblioteca
FAQ
For education
Cabinet
For educational institutions
For teachers
For students/pupils
Descargar
Export
Crear una copia
Insertar en el Sitio Web
editar
Vistas 169
0
0
Ethics Timeline
Creado
Connor Woehler
⟶ Actualizado 12 dic 2019 ⟶
List of edits
Timeline desde
Connor Woehler
:
29 ene 2019
0
0
181
Timeline #1
Comentarios
Eventos
Filtering process found to remove the fertility of frog sperm
First smallpox vaccination
Charles Darwin was born in Shrewsbury, UK
First successful transfusion of human blood
First observation of a mammalian egg in the ovary
The first enzymes were isolated
The term 'protein' first coined
First observation of chromosomes by Swiss botanist Karl von Nageli
Theory that cell's nucleus contains genetic substance
Chicken cholera vaccine developed
Blood grouping observed
First injections of Salvarsan into rabbits to test out its efficacy in treating syphilis
Chromosomes linked with hereditary traits
First cancer-causing virus discovered
Insulin was used to treat diabetes for the first time.
First specifically designed cell culture vessel
Bacteria shown capable of transformation
Antibodies shown to be proteins