Who recognized the foaming patterns in fermentation?
Anonymous Quiz
12%
Lee
42%
Hall
35%
Tyman
12%
Solomons
Which of the following is not a defoamer?
Anonymous Quiz
18%
Amide waxes
18%
Oleic acid
46%
Organic phosphates
18%
Propanoic acid
The antifoaming agents should not cause any problems in the extraction and purification of the product.
Anonymous Quiz
87%
True
13%
False
The fermentation media should be free from _________
Anonymous Quiz
18%
Precursors
36%
Inhibitors
39%
Toxicity
6%
Defoamers
The fermentation media should not allow high yield of undesired products.
Anonymous Quiz
82%
True
18%
False
Which of the following acts as ?- Amylase inducer?
Anonymous Quiz
24%
Yeast mannans
42%
Starch
18%
Cellulose
15%
Pectin
❤2
In which of the following way, the medium may not influence oxygen availability?
Anonymous Quiz
31%
Fast metabolism
34%
Rheology
31%
Antifoams
3%
Elicitors
Maltose is inducer for an enzyme ___________
Anonymous Quiz
10%
Pectinases
43%
Proteases
40%
Pullulanase
7%
Nitralase
Which of the following is not an inhibitor used in fermentation?
Anonymous Quiz
24%
Bromide
44%
Ethionine
16%
Alkali metal
16%
Alkali earth metal
When more than five variables are to be accessed ______________ design can be used.
Anonymous Quiz
8%
Stowe-Mayer
62%
Greasham-Inamine
8%
Bull-Hicks
23%
Plackett-Burman
What do H and L denote in Plackett-Burman method?
Anonymous Quiz
36%
Height and Length
36%
High and Low
20%
Half and Life
8%
Hearing and Listening
❤1
Animal cells are used for the production of _____________
Anonymous Quiz
15%
Interferons
33%
Albumin
30%
Collagen
21%
Protein-free media
Which of the following is not the replacement in serum-free media?
Anonymous Quiz
21%
Insulin
25%
Albumin
36%
Antibody
18%
Transferrin
Hybridoma technology is used in the production of __________
Anonymous Quiz
22%
Polyclonal Antibodies
16%
Antigens
56%
Monoclonal Antibodies
6%
Insulin
Which scientist(s) demonstrated the growth of Chinese Hamster cells in protein-free media?
Anonymous Quiz
22%
Hamilton and Ham
48%
Plackett and Burman
22%
Stowe and Mayer
9%
Bull and Hicks
Which of the following provides a protective effect to animal cells?
Anonymous Quiz
0%
Hepes
39%
Pluronic F-28
43%
?-mercaptoethanol
18%
Albumin
Which of the following is an advantage of serum-free protein media?
Anonymous Quiz
19%
Simple upstream processing
38%
Undefined media composition
35%
Simple downstream processing
8%
Costly
The role of the fermentation media is to provide a high amount of nutrients and optimum conditions for the growth of microorganisms.
Anonymous Quiz
81%
True
19%
False
Which of the following is downstream processing?
Anonymous Quiz
13%
Cell breakdown
34%
Media formulation
44%
Product recovery
9%
Product formation
❤1
Which of the following is not a type of sterilization?
Anonymous Quiz
8%
Batch
31%
Continuous
41%
Filter
21%
Submerged