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प्रश्न
Which of the following is not required in the preparation of a recombinant DNA molecule?
विकल्प
Restriction endonuclease
DNA ligase
DNA fragments
E.coli
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उत्तर
E.coli
APPEARS IN
संबंधित प्रश्न
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Expand the following abbreviation: BAC
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Match the List I with List II and List ill. Select the correct option.
| List I | List II | List ill | |||
| i. | Hind III | a. | Agarose ge | 1. | Six base pairs |
| ii. | pBR322 | b. | Agrobacterium | 2. | Selectable marke |
| iii. | T-DNA | c. | Ampicillin | 3. | Elution |
| iv. | DNA | d. | Recognition sequenc | 4. | Transgenic plant |
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Name and describe the technique that helps in separation of DNA fragments.
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Identify the desirable characteristics for a plasmid used in rDNA technology from the following.
- Ability to multiply and express outside the host in a bioreactor.
- A highly active promoter.
- A site at which replication can be initiated.
- One or more identifiable marker genes.
- One or more unique restriction sites.
The given figure is the diagrammatic representation of the E. coli vector pBR322. Which one of the given options correctly indentites its certain component(s)?
To be a cloning vector, a plasmid require ______.
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What is EcoRI?
How does EcoRI differ from an exonuclease?
Name the enzymes that are called molecular scissors.
