Flashcards in Biotechnology: Fermenters Deck (4)
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1
Q
What is fermentation?
A
The process by which microorgansims take in food from the environment as an energy source and excrete waste substances, changing substances in the surrounding medium over time
2
Q
Give the word equation for the fermentation of sugar, using yeast
A
Sugar= ethanol + Carbon dioxide
3
Q
What is a fermenter?
A
A controlled environment that provides ideal conditions for microorgansims to live, feed and reproduce
4
Q
What are the conditions of a fermenter?
A
Sterile conditions, nutrients, an optimum temperature, the correct pH level, oxygenation, agitation (stirring)
