Fermenter Flashcards
1
Q
How are nutrients provided?
A
The liquid in the culture medium
2
Q
How is temperature monitored?
A
A water-cooled jacket paired with a thermometer
3
Q
How are microorganisms kept in contact with fresh medium?
A
Paddles that agitate the medium around the vessel
4
Q
How is oxygen for respiration supplied?
A
It’s added by pumping in sterile air
5
Q
How are vessels sterilised between uses?
A
Using a superheated steam that kills unwanted microbes.
6
Q
How does having aseptic conditions increase the product yield?
A
The microorganisms aren’t competing with other organisms. It also prevents contamination.
7
Q
How is pH controlled?
A
A pH probe
