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प्रश्न
Distinguish between plasmid DNA and chromosomal DNA.
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उत्तर
| Sr. no. | Plasmid DNA | Chromosomal DNA |
| 1. | Plasmids are circular external DNA that is self-replicating and are naturally found in bacteria and yeast. | Chromosomal DNA sequence, including recognition site, is present in the chromosomes of all organisms. |
| 2. | It is not necessary for normal growth and division. | This is necessary for growth and division. |
| 3. | It contains information about some properties of the cell. | It contains information about all the properties. |
संबंधित प्रश्न
Retroviruses have no DNA. However, the DNA of the infected host cell does possess viral DNA. How is it possible?
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From the following which one is NOT a feature of the plasmids?
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 |
For which of the following purpose restriction endonuclease enzyme is used in genetic engineering?
From which of the following organisms the enzyme Taq polymerase used in PCR technique is obtained?
Polymerase Chain Reaction is made possible by ____________.
What is true for plasmid?
What is meant by gene cloning?
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.
What is polymerase chain reaction (PCR)?
To be a cloning vector, a plasmid require ______.
Plasmid is ______.
What are the different types of electrophoresis?
How many sets of primers are required in each cycle of PCR?
The manipulation of genetic material towards a desired end using "in-vitro" process is called______.
