Iklan
Pertanyaan
In 1854, Louis Pasteur was appointed professor of chemistry at the University of Lille. He demonstrated that organism such as bacteria were responsible for souring wine, beer even milk. He then invented a process where bacteria could be removed by boiling and then cooling the liquid. Today the process is known as pasteurization. He completed the first test on April 20, 1862. In 1865, Pasteur helped to save the silk industry. He proved that microbes were attacking healthy silkworm eggs, causing the diseases, and the disease can be cured by eliminating the microbes. Pasteur first vaccine discovery was in 1879, with a disease called chicken pox. After accidentally exposing chicken to the attenuated form, he demonstrated that they became resistant to the actual virus. Pasteur went on to extend his germ theory to develop prototype of vaccine for diseases such as anthrax, cholera, TB, and smallpox. |
What happened to Pasteur in 1879?
He found his first vaccine.
He was appointed as chemistry professor.
He developed the vaccine prototype.
He invented pasteurization proess.
Ikuti Tryout SNBT & Menangkan E-Wallet 100rb
Habis dalam
02
:
14
:
06
:
10
Iklan
N. Ayu
Master Teacher
4
0.0 (0 rating)
Iklan
RUANGGURU HQ
Jl. Dr. Saharjo No.161, Manggarai Selatan, Tebet, Kota Jakarta Selatan, Daerah Khusus Ibukota Jakarta 12860
Produk Ruangguru
Bantuan & Panduan
Hubungi Kami
©2024 Ruangguru. All Rights Reserved PT. Ruang Raya Indonesia