What does continuous culture mean?

1. Where DNA and protein getting expressed continuously

2. Where used medium is drained out and the fresh medium is added from another side

3. Where cells are producing protein for one week continuously

4. Where the production of recombinant DNA is continuing without interference.

Subtopic:  Large Scale Production: II | Large Scale Production |
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Continuous culture has

1.      Cells in their physically active phase

2.      Lag phase

3.      Both A and B

4.     Exponential phase

Subtopic:  Large Scale Production: II | Large Scale Production |
 55%
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Continuous culture leads to

1. Smaller biomass

2. Higher yields of desired proteins

3. Both 1 and 2

4. Higher yields of recombinant DNA

Subtopic:  Large Scale Production: II | Large Scale Production |
 68%
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The volume of bioreactors cannot be

1.      20 L

2.      100L

3.      150L

4.     200L

Subtopic:  Large Scale Production: II | Large Scale Production |
 71%
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Bioreactors don't provide which of the conditions?

1. Salts

2. Vitamins

3. Cells

4. Oxygen

Subtopic:  Large Scale Production: II | Large Scale Production |
 64%
From NCERT
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The most commonly used bioreactors are

1. Stirring type

2. Sparged type

3. Aerobic type

4. Both 2 and 3

Subtopic:  Large Scale Production: II | Large Scale Production |
 75%
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The cylindrical body or curved base of a bioreactor actually facilitates

1. The handling and maintenance of bioreactor

2. mixing

3. better oxygen transport

4. more accumulation of product

Subtopic:  Large Scale Production: II | Large Scale Production |
 52%
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Increased surface area for oxygen transfer is a feature found specifically in

 

1.      Simple stirred tank bioreactor

 

2.      Sparged stirred-tank bioreactor

 

3.      All stirred tank bioreactors

 

4.     All bioreactors have this property

Subtopic:  Large Scale Production: II | Large Scale Production |
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Downstream processing includes

 

1.      Separation

 

2.      Purification

 

3.      Both 1 and 2

 

4.     Quality control Testing

Subtopic:  Large Scale Production: II | Large Scale Production |
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The Downstream processing occurs after

 

1.      Biosynthetic phase

 

2.      Separation phase

 

3.      Purification phase

 

4.     All of these

Subtopic:  Large Scale Production: II | Large Scale Production |
 63%
From NCERT
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