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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
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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
Explain the work carried out by Cohen and Boyer that contributed immensely in biotechnology.
Give a reason why :
Proteases are added during the isolation of DNA for genetic engineering.
Explain types of enzymes used in biotechnology?
Which of the following device is required for PCR?
Identify the properties that a cloning vector must possess to be efficiently used in rDNA technology.
- Control elements like promoter, operator, ribosomal binding sites
- Restriction sites
- Marker genes
- Ori of replication
- Ability to replicate independently
The gene transfer between unrelated plants is brought about by ____________.
The transfer of genetic material from one bacterium to another through the mediation of a viral vector is termed as ______.
How gene amplification is done?
Explain the mechanism of PCR.
Study the diagram given below and answer the questions that follow.
- Name the cloning vector shown above. In which organism in this cloning vector inserted?
-
Mention any two restriction sites shown in the diagram.
- Name any two selectable markers shown in the diagram.
