Microorganism and Biotechnology Flashcards
1
Q
What is Biotechnology?
A
- Commercial use of living organism/enzymes to make useful products.
2
Q
What are some advantages of biotechnology?
A
- fast growth and reproduction
- easy and cheap (low energy) to culture
- low temperatures and low pressures
- microorganisms can be genetically engineered
- products easy to purify and separate
- grow on unwanted food/waste
3
Q
What are some disadvantages of biotechnology?
A
- can be contaminated easily
- ideal conditions for all microbes
- less publicly accepted
- goof grown on waste products.
4
Q
What are some uses?
A
- Food
- drugs
- industry
5
Q
How is biotechnology used in cheese?
A
- fungi in cheese
6
Q
How is biotechnology used in yogurt?
A
- lactobacillus (lactose -> lactic acid)
7
Q
How is biotechnology used in bread?
A
- yeast - anaerobic respiration
8
Q
How is biotechnology used in mycoprotein?
A
- Fungus (Fusarium = Quorn)
9
Q
How is biotechnology used in beer?
A
- Glucose -> Ethanol and Carbon dioxide
10
Q
How is biotechnology used in penicillin
A
- Fungus penicllium (batch culture)
11
Q
How is biotechnology used in insulin?
A
- transformed bacteria
12
Q
How is biotechnology used in industry - enzymes?
A
- lipases in detergents
13
Q
How is biotechnology used in industry - biogas?
A
- yeast
