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Questions
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1
NEET 2017
MCQ (Single Correct Answer)
+4
-1
DNA fragments are
A
Positively charged
B
Either positively or negatively charged depending on their size
C
Neutral
D
Negatively charged
2
NEET 2017
MCQ (Single Correct Answer)
+4
-1
A gene whose expression helps to identify transformed cell is known as
A
Selectable marker
B
Plasmid
C
Vector
D
Structural gene
3
NEET 2017
MCQ (Single Correct Answer)
+4
-1
The process of separation and purification of expressed protein before marketing is called :
A
Upstream processing
B
Bioprocessing
C
Downstream processing
D
Postproduction processing
4
NEET 2016 Phase 2
MCQ (Single Correct Answer)
+4
-1
Stirred-tank bioreactors have been designed for -
A
ensuring anaerobic conditions in the culture vessel
B
addition of preservatives to the product
C
purification of product
D
availability of oxygen throughout the process
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