Home
Class 11
BIOLOGY
A DNA molecule in which both strands hav...

A DNA molecule in which both strands have radioactive thymidine is allowed to duplicate in an environment containing non- radioactive thymidine. What will be the exact number of DNA molecules that contains the radio active thymidine after 3 duplications -

A

one

B

two

C

four

D

Eight

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • BIOMOLECULES

    CENGAGE BIOLOGY|Exercise ASSERTION-REASONING QUESTIONS|18 Videos

  • BIOMOLECULES

    CENGAGE BIOLOGY|Exercise ARCHIVES|26 Videos

  • ANIMAL KINGDOM

    CENGAGE BIOLOGY|Exercise Archives|35 Videos

  • BREATHING AND EXCHANGE OF GASES

    CENGAGE BIOLOGY|Exercise Archives|15 Videos

Similar Questions

Explore conceptually related problems

DNA having radiolabeled thymidine is allowed to replicate in medium having non-radioactive thymidine. After three generation radiolabeled thymidine shall be present in

In S–phase, DNA is replicated in a medium containing radioactive thymidine, radioactivity will be observed in :

DNA having labelled thymidine is allowed to replicate in medium having nonradioactive thymidine. After three duplications, the DNA molecules having labelled thymidine shall be :

E.coli with dsDNA labeled with radioactive thymidine, allowed to replicates in a simple nutrient medium for two - generation. What will be the percentage of bacteria containing only non-radioactive DNA ?

If a meristematic cell is placed in a medium containing radio active thymidine, radioactivity will be first observed in :-

A DNA molecule in E. coli is heavy and labelled with N^(15) . Iit is allowed to replicate in a medium containing N^(14) . After one generation of replication, the two daughter molecules will

CENGAGE BIOLOGY-BIOMOLECULES-ARCHIVES
  1. A DNA molecule in which both strands have radioactive thymidine is all...

    Text Solution

    |

  2. About 98 percent of the mass of every living organism is compos...

    Text Solution

    |

  3. A competive inhibitor of succinic dehydrogenase is :

    Text Solution

    |

  4. Carrier ions like Na^(+) facilitate the absorption of substance like

    Text Solution

    |

  5. three of the following statements about enzymes are correct, whic...

    Text Solution

    |

  6. Figure 9.37 shows the conversion of a substrate into product by an...

    Text Solution

    |

  7. the curve given below shows wnzymatic acitvity with relation ...

    Text Solution

    |

  8. which one of the following structural formula of two organic com...

    Text Solution

    |

  9. Given in fig .9.38 is the diagrammatic repesentattion of one of...

    Text Solution

    |

  10. which one out of A-D given below corectly represents the structu...

    Text Solution

    |

  11. which one is the most abundent protein in the animal world ?

    Text Solution

    |

  12. which one of the following biomolecules is corrextly characterize...

    Text Solution

    |

  13. A phosphoglyceride is always made up of

    Text Solution

    |

  14. the essential chemical components of many enzymes are

    Text Solution

    |

  15. the transiton state structure of the substrate formed during and...

    Text Solution

    |

  16. the most abundant intracellular cation is

    Text Solution

    |

  17. Macromolecule chitin is a

    Text Solution

    |

  18. which one of the following is a non-reducing carbohydrate?

    Text Solution

    |

  19. Select the option which is not correct with respect to enzyme action

    Text Solution

    |

  20. which one of the following statements is incorrect ?

    Text Solution

    |

  21. the chitinous exoskeleton of arthropods is formed by the polymeri...

    Text Solution

    |