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Q. No.Which one of the following is a case of wrong matching?
1.
Somatic hybridization- Fusion of two diverse cells
2.
Vector DNA- Site for tRNA synthesis
3.
Micropropagation- In vitro production of plants in large numbers
4.
Callus - Unorganized mass of cells produced in tissue culture
Subtopic: Tools: Vectors: I | Tools |
77%
From NCERT
AIPMT - 2012
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Which one is a true statement regarding DNA polymerase used in PCR?
| 1. | It is used to ligate introduces DNA in recipient cells |
| 2. | It serves as a selectable marker |
| 3. | It is isolated from a virus |
| 4. | It remains active at high temperatures |
Subtopic: Polymerase Chain Reaction: PCR |
78%
From NCERT
AIPMT - 2012
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For transformation, microparticles coated with DNA to be bombarded with gene gun are made up of:
1. Silver or platinum
2. Platinum or zinc
3. Silicon or platinum
4. Gold or tungsten
Subtopic: Transforming Plant & Animal Cell |
96%
From NCERT
AIPMT - 2012
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Given below is a sample of a portion of DNA strand giving the base sequence on the opposite strands. What is so, special shown in it?
5’___GAATTC___3’
3’___CTTAAG__5’
5’___GAATTC___3’
3’___CTTAAG__5’
1. Deletion mutation
2. Start codon at the 5' end
3. Palindromic sequence of base pairs
4. Replication completed
Subtopic: Tools: Enzymes: II | Restriction Enzymes - Main Enzymes | Tools |
95%
From NCERT
AIPMT - 2011
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There is a restriction endonuclease called Eco RI. What does the 'co' part in it stand for?
1. Coelom
2. Coenzyme
3. Coli
4. Colon
1. Coelom
2. Coenzyme
3. Coli
4. Colon
Subtopic: Restriction Enzymes - Main Enzymes |
90%
From NCERT
AIPMT - 2011
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Agarose extracted from seaweeds finds use in:
1. tissue culture
2. PCR
3. gel electrophoresis
4. spectrophotometry
1. tissue culture
2. PCR
3. gel electrophoresis
4. spectrophotometry
Subtopic: Separation and Isolation of DNA fragments |
95%
From NCERT
AIPMT - 2011
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Continuous addition of sugars in 'fed-batch' fermentation is done to:
1. obtain antibiotics
2. purify enzymes
3. degrade sewage
4. produce methane
Subtopic: Large Scale Production: II | Bioreactors/Downstream Processing | Large Scale Production |
AIPMT - 2011
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Which one of the following palindromic base sequences in DNA can be easily cut at about the middle by some particular restriction enzyme?
| 1. | 5'-CGTTCG-3' | 2. | 5'-GATATG-3' |
| 3'-ATGGTA-5' | 3'-CTACTA-5' | ||
| 3. | 5'-GAATTC-3' | 4. | 5'-CACGTA-3' |
| 3'-CTTAAG-5' | 3'-CTCAGT-5' |
Subtopic: Restriction Enzymes - Main Enzymes |
94%
From NCERT
AIPMT - 2010
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Restriction endonucleases are enzymes which:
| 1. | make cuts at specific positions within the DNA molecule |
| 2. | recognize a specific nucleotide sequence for binding of DNA ligase |
| 3. | restrict the action of the enzyme DNA polymerase |
| 4. | remove nucleotides from the ends of the DNA molecule |
Subtopic: Restriction Enzymes - Main Enzymes |
92%
From NCERT
AIPMT - 2010
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Stirred-tank bioreactors have been designed for:
1. Addition of preservatives to the product
2. Purification of the product
3. Ensuring anaerobic conditions in the culture vessel
4. Availability of oxygen throughout the process
Subtopic: Bioreactors/Downstream Processing |
84%
From NCERT
AIPMT - 2010
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