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प्रश्न
Define vector? write any two examples,
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उत्तर
- Cloning vectors are DNA molecules that carry a foreign DNA segment and replicate inside the host cell.
- Following are the different types of vectors used in rDNA technology: Vectors may be plasmids, bacteriophages (M13, lambda virus).
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संबंधित प्रश्न
Explain what are the desirable characteristics of an ideal cloning vector used in rDNA technology.
Why are bio-fertilizers preferred over chemical fertilizers?
What is the cell that receives a recombinant gene called?
What is plasmid?
Lytic cycle involves bacteriophage and ____________.
The main reason for the presence of both a leading and a lagging strand during DNA replication is, ______
The transfer of genetic material from one bacterium to another through the mediation of a viral vector is termed as ______.
Observe the given sequence of nitrogenous bases on a DNA fragments and answer the following questions:
5' - CAGAATTCTTA - 3'
3' - GTCTTAAGAAT - 5'
- Name a restriction enzyme which can recognise this DNA sequence.
- Write the sequence after digestion.
- Why are the ends generated after digestion called sticky ends?
To be a cloning vector, a plasmid require ______.
The DNA polymerase enzyme used in PCR is obtained from______.
