Home
Class 12
BIOLOGY
The enzyme which helps to cut one strand...

The enzyme which helps to cut one strand of DNA duplex to release tension of coiling of two strands is

A

DNA ligase

B

DNA polymerase 1

C

Topoisomerase

D

Helicases or unwindases

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • MINERAL NUTRITION

    TRUEMAN BIOLOGY|Exercise MULTIPLE CHOICE QUESTIONS|388 Videos

  • Monera

    TRUEMAN BIOLOGY|Exercise ASSERTION AND REASON|14 Videos

Similar Questions

Explore conceptually related problems

The enzyme, which helps to one starnd of DNA duplex to release tension of coiling of two strands is

Coiling of DNA duplex is

What is the nature of the 2 strands of a DNA duplex :-

The coiling of double strands in DNA is :

Assetion: Restriction enzymes cut the strand 27 of DNA to produce sticky ends Reason : Stickiness of the ends faciliates the action of the enzyme DNA polymerase

Assertion : Restriction enzymes cut the strand of DNA to produce sticky ends. Reason : Stickness of the ends facilitates the action of the enzyme DNA polymerase

As the base sequence present on one strand of DNA decides the base sequence of other strand, this strand is considered as ………… .

Are the two strands of DNA molecule identical ?

TRUEMAN BIOLOGY-MOLECULAR BASIS OF INHERITANCE-MCQs
  1. Which statement is wrong about DNA?

    Text Solution

    |

  2. Diameter and pitch per turn of helix of 'A' model of DNA is

    Text Solution

    |

  3. The enzyme which helps to cut one strand of DNA duplex to release tens...

    Text Solution

    |

  4. DNA is geneticmaterial was proved by

    Text Solution

    |

  5. Proteins that hep to open up DNA helix in front of the replication for...

    Text Solution

    |

  6. By using proteins from TMV (Tobacco-mosaic virus) and RNA from HRV (Ho...

    Text Solution

    |

  7. The experimental system used in studies on replication of DNA is

    Text Solution

    |

  8. Amount of DNA per diploid cell of man and its length is about

    Text Solution

    |

  9. Central Dogma of modern genetics is

    Text Solution

    |

  10. Eukaryotes differ from prokaryotes in the mechanism of DNA replication...

    Text Solution

    |

  11. DNA replication is:-

    Text Solution

    |

  12. Under the concept of triplet code, the segment of DNA specifying one f...

    Text Solution

    |

  13. When DNA is transferred from a culture of capsulated pneumococcus to a...

    Text Solution

    |

  14. Sum of all the genes is a population is called

    Text Solution

    |

  15. If 50 heavy DNA (N^(15)) molecules are replicated 2 times in N^(14) me...

    Text Solution

    |

  16. The experiment which proved conclusively that during infection only DN...

    Text Solution

    |

  17. There is some permissible latitude in the pairing of the third base in...

    Text Solution

    |

  18. A DNA molecule in E. coli is heavy and labelled with N^(15). Iit is al...

    Text Solution

    |

  19. Taylor experiment on Vicia faba (broad bean) root tips using autoradio...

    Text Solution

    |

  20. if a labelled DNA (with a heavy isotope) replicates in conservative ma...

    Text Solution

    |