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प्रश्न
The recognition sequence of restriction enzymes is generally ______ nucleotide long.
विकल्प
2 to 4
4 to 8
8 to 10
14 to 18
उत्तर
The recognition sequence of restriction enzymes is generally 4 to 8 nucleotides long.
Explanation:
The sequences recognized by restriction enzymes are 4 to 8 nucleotides long and characterized by a particular type of internal symmetry. Consider the specific sequence recognized by the enzyme EcoRI.
संबंधित प्रश्न
In vitro amplification of DNA or RNA segment is known as ___________.
The technique which involves addition or deletion of genes is ______.
What is Palindromic sequence?
From the following which one is NOT a feature of the plasmids?
Identify the CORRECT order of steps in Polymerase Chain Reaction (PCR).
The main reason for the presence of both a leading and a lagging strand during DNA replication is, ______
What is the significance of adding proteases at the time of isolation of genetic material (DNA)?
Both a wine maker and a molecular biologist who had developed a recombinant vaccine claim to be biotechnologists. Who in your opinion is correct?
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.
Write a short note on vectors.
