Home
Class 12
BIOLOGY
During the process of isolation of DNA, ...

During the process of isolation of DNA, chilled ethanol is added to

A

Precipitate DNA

B

Break open the cell to relase DNA

C

Facilitates action of restriction enzymes

D

Remove proteins such as histones

Text Solution

Verified by Experts

The correct Answer is:
A
During the process of isolation of DNA, chilled ethanol is added to precipitate DNA
Promotional Banner

Topper's Solved these Questions

  • BIOTECHNOLOGY: PRINCIPLES AND PROCESSES

    A2Z|Exercise Section C: PREVIOUS YEARS' EXAMINATION QUESTIONS (Assertion and Reason Type Question)|3 Videos

  • BIOTECHNOLOGY: PRINCIPLES AND PROCESSES

    A2Z|Exercise Section D: Chapter-end Test|50 Videos

  • BIOTECHNOLOGY: PRINCIPLES AND PROCESSES

    A2Z|Exercise Section C: PREVIOUS YEARS' EXAMINATION QUESTIONS (NEET/AIPMT Question)|15 Videos

  • BIOTECHNOLOGY AND ITS APPLICATION

    A2Z|Exercise Section C : PREVIOUS YEARS' EXAMINATIOIN QUESTIONS (Assertion and Reason Type Questions)|4 Videos

  • ECOSYSTEM

    A2Z|Exercise Section-d Chapter-end Test|50 Videos

Similar Questions

Explore conceptually related problems

During the isolation of DNA, the addition of which of the following causes the precipitation of purified DNA?

How bacteria take up plasmid during the process of recombinant DNA technology ?

Precipitates of purified DNA after the addition of chilled ethanol are seen as a collection of the fine threads in suspension. This process is referred as

Pure DNA precipated by addition of chilled ethanol can be removed from solution by

Arrange the steps of isolation of DNA from the source cell : ( I) Precipitation of DNA with chilled ethanol. (II) Treatment of DNA strands with protease and RNase. (III) Treatment of DNA strands with restriction endonuclease. (IV) Isolation of DNA from bacterial cells by the treat ment of lysozyme.

Recombinant DNA technology involves several sleps in which initial step is of isolation of the DNA. Which enzymes are used in the process for the break down of fungal cell, plant cell and bacterial cell respectively?

In the isolation of DNA, removal of protein and RNA is carried out by enzymes ______and___respectively.

A2Z-BIOTECHNOLOGY: PRINCIPLES AND PROCESSES-Section C: PREVIOUS YEARS' EXAMINATION QUESTIONS (AIIMS Question)
  1. Which of the following is not correctly matched for the organisms and ...

    Text Solution

    |

  2. Eco RI cleaves the DNA strands to produce

    Text Solution

    |

  3. During the process of isolation of DNA, chilled ethanol is added to

    Text Solution

    |

  4. During amplification of gene using PCR, Tap polymerase is used between

    Text Solution

    |

  5. Which of the following is a cloning vector ?

    Text Solution

    |

  6. Which of the following is a palindromic sequence ?

    Text Solution

    |

  7. The restriction enzymes are used in genetic engineering because

    Text Solution

    |

  8. Which vector can clone only a small fragment of DNA ?

    Text Solution

    |

  9. The terms 'microinjection' , 'biolistics' and 'disarmed plathogen vect...

    Text Solution

    |

  10. Recombinant DNA technology revolution actually began with the discover...

    Text Solution

    |

  11. Bioreactor is a vessel/device in which

    Text Solution

    |

  12. Which of the following is not correctly matched for the organsim and i...

    Text Solution

    |

  13. Restriction enzymes are used in genetic engineering because

    Text Solution

    |

  14. The toxic protein produced by the Bacillus thuringiensis

    Text Solution

    |

  15. The DNA molecule to which the gene of interset is integrated for cloni...

    Text Solution

    |

  16. The introduction of T-DNA into plants involves

    Text Solution

    |

  17. The cutting of DNA at specific locations became possible with the disc...

    Text Solution

    |

  18. Isolation of DNA from a fungal cell involves the use of enzyme

    Text Solution

    |

  19. Which of the following is not a feature of the plasmids ?

    Text Solution

    |

  20. Which of the following is a restriction endonuclease ?

    Text Solution

    |