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प्रश्न
Name a few enzymes involved in DNA replication other than DNA polymerase and ligase. Name the key functions for each of them.
उत्तर
The enzymes involved in DNA replication other then DNA polymerase and ligase are listed below with their functions.
- Helicase-Opens the helix
- Topoisomerases- Removes the supercoiling of DNA
- Primase-Synthesises RNA primer
- Telomerase-To synthesis the DNA of telomeric end of chromosomes.
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संबंधित प्रश्न
Discontinuous synthesis of DNA occurs in one strand, because ______.
Select the correct match of enzyme with its related function.
Other than DNA polymerase, which are the enzymes involved in DNA synthesis?
The enzyme DNA dependent RNA polymerase catalyses the polymerisation reaction in ______ direction.
Read the following and answer from given below:
The process of copying genetic information from the template strand of DNA into RNA is called transcription. It is mediated by RNA polymerase. Transcription takes place in the nucleus of eukaryotic cells. In transcription, only a segment of DNA and only one of the strands is copied into RNA.
Which enzyme helps in tailing or polyadenylation?
Which enzyme joins the discontinuously synthesized fragments of the new DNA strand?
The discontinuously synthesized fragments are joined by the enzyme ______.
The enzyme DNA polymerase in E.coli is a DNA dependent polymerase and also has the ability to proof-read the DNA strand being synthesised. Explain. Discuss the dual polymerase.
What is the cause of discontinuous synthesis of DNA on one of the parental strands of DNA? What happens to these short stretches of synthesised DNA?
In a nucleus, the number of ribonucleoside triphosphates is 10 times the number of deoxy x10 ribonucleoside triphosphates, but only deoxy ribonucleotides are added during the DNA replication. Suggest a mechanism.
