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
12%
Cell breakdown
36%
Media formulation
42%
Product recovery
9%
Product formation
❤1
Which of the following is not a type of sterilization?
Anonymous Quiz
8%
Batch
30%
Continuous
43%
Filter
20%
Submerged
How long does it take for the autoclave to complete its cycle?
Anonymous Quiz
24%
30-35 minutes
49%
50 min to 1 hr
22%
15-20 minutes
5%
10-15 minutes
The sterilization in double spiral heat exchanger is done through ___________
Anonymous Quiz
44%
Countercurrent mechanism
34%
Counter mechanism
16%
Symporter mechanism
6%
Antiporter mechanism
Which of the following is the most preferable frequency for ultrasonic sterilization?
Anonymous Quiz
29%
500 kHz
39%
300 kHz
26%
600 kHz
6%
400 kHz
Which of the following is not the property of Chromium film?
Anonymous Quiz
24%
Non-porous
24%
Soluble
48%
Self-healing
4%
Continuous
The AISI grade 316 contains _______ amount of chromium.
Anonymous Quiz
9%
15 %
55%
18 %
27%
20 %
9%
18.5 %
The AISI grade 317 contains ________ amount of molybdenum.
Anonymous Quiz
13%
5 – 10 %
63%
3 – 5 %
13%
1 – 2 %
13%
11 – 14 %
The purpose of aeration is to provide ___________
Anonymous Quiz
15%
The medium to organisms
33%
The carbon dioxide to organisms
52%
The oxygen to organisms
0%
The water to organisms
Which of the following is not the component of aeration and agitation system?
Anonymous Quiz
25%
Impeller
20%
Baffles
35%
Stirrer gland and bearing
20%
Thermometer
Which of the following agitator consists of blades directly attached to a boss on agitator shaft?
Anonymous Quiz
26%
vaned discs
11%
disc turbines
37%
rectangular turbines
26%
marine propeller
Which of the following sparger is made of ceramic or metals?
Anonymous Quiz
18%
Porous sparger
32%
Orifice sparger
14%
Nozzle sparger
36%
Combined sparger-agitator
Who developed the combined-agitator sparger?
Anonymous Quiz
38%
Herbert
38%
Rivett
24%
Johnson
0%
Peterson