Home
Class 12
BIOLOGY
If 50 heavy DNA (N^(15)) molecules are r...

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

A

100 half heavy and half light and 100 light DNA molecules

B

100 heavy and 100 light DNA molecules

C

50 heavy and 150 light DNA molecules

D

none of the above

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • MOLECULAR BASIS OF INHERITANCE

    AAKASH SERIES|Exercise Exercise-II (DNA finger printing)|10 Videos

  • MOLECULAR BASIS OF INHERITANCE

    AAKASH SERIES|Exercise Exercise-III (Previous AIPMT/NEET Questions)|36 Videos

  • MOLECULAR BASIS OF INHERITANCE

    AAKASH SERIES|Exercise Exercise-I (DNA finger printing)|22 Videos

  • MINERAL NUTRITION

    AAKASH SERIES|Exercise Exercise - III|52 Videos

  • NEURAL CONTROL AND COORDINATION

    AAKASH SERIES|Exercise EXERCISE-III( PREVIOUS AIPMT / NEET QUESTIONS)|34 Videos
AAKASH SERIES-MOLECULAR BASIS OF INHERITANCE-Exercise-II
  1. Eukaryotes differ from prokaryotes in the mechanism of DNA replication...

    Text Solution

    |

  2. Which of the following genetic units moves from one chromosome to anot...

    Text Solution

    |

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

    Text Solution

    |

  4. Taylor experiment on Vicia faba (faba bean) root tips using autoradiog...

    Text Solution

    |

  5. Which one of the following ratios is variable but constant for a speci...

    Text Solution

    |

  6. All the body cells are of same origin and therefore, have same genes, ...

    Text Solution

    |

  7. If a wrong base added, it is removed and then proper base is usually a...

    Text Solution

    |

  8. RNA polymerase, discovered by Ochoa (1953) is a holoenzyme and has how...

    Text Solution

    |

  9. The number of start codons and stop codons in a genetic code are

    Text Solution

    |

  10. If a triplet on template DNA is AAA, what will be the anticodon on tRN...

    Text Solution

    |

  11. Who suggested that diseases are caused by inborn errors of metabolism?

    Text Solution

    |

  12. Auxotroph is

    Text Solution

    |

  13. Which one of the following is not uniform in all DNA molecules?

    Text Solution

    |

  14. In many cells ribosomes occur in chains along messenger RNA. What is t...

    Text Solution

    |

  15. Which of the following statements is wrong?

    Text Solution

    |

  16. cValue (constant value) of DNA refers to

    Text Solution

    |

  17. In tryptophan operon, the tryptophan acts as

    Text Solution

    |

  18. Aporepressor is inactive repressor in Tryptophan repressible operon sy...

    Text Solution

    |

  19. Pribnow box is involved in

    Text Solution

    |

  20. Transition mutation is due to replacement of

    Text Solution

    |