In 1857, who was the first to experimentally demonstrate that the yeast responsible for making alcohol from sugar, and contaminating microorganisms found in normal air, could sour fermentation?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is Option 2. i.e. Louis Pasteur.
- While studying rabies, Pasteur tested his first human vaccine in 1885 and developed the earliest vaccines against fowl cholera, anthrax, and rabies.
- He is considered as the father of immunology.
- In 1873, Pasteur was named a fellow in the French Institute of Medicine.