Home
Class 12
BIOLOGY
In Lac operon , i gene codes for :...

In Lac operon , i gene codes for :

A

Inducer of lac operon

B

Repressor of lac operon

C

Hydrolysis of disaccharide

D

Permease

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MICROBES IN HUMAN WELFARE

    USHA PUBLICATION|Exercise EXERCISE|35 Videos

  • MOST PROBABLE MODEL

    USHA PUBLICATION|Exercise MOST PROBABLE MODEL |209 Videos

Similar Questions

Explore conceptually related problems

The sequence of genes In lac operon in E. coli are :

Inducible operon

In lac operon the genes a , y and z code respectively for

Lactose ( lac ) operon is regulated by :

The repressor in case of lac operon will bind in absence of lactose :

In E. coli , the lac operon gets switched on when :

USHA PUBLICATION-MOLECULAR BASIS OF INHERITANCE-EXERCISE
  1. In 1869 , discovered the DNA .

    Text Solution

    |

  2. The lac operon consists of :

    Text Solution

    |

  3. In Lac operon , i gene codes for :

    Text Solution

    |

  4. Which one of the following has dual functions ? It codes for methionin...

    Text Solution

    |

  5. Purines possess nitrogen at :

    Text Solution

    |

  6. Mobile genetic sequence are called :

    Text Solution

    |

  7. The portion of DNA which contains information for an entire polypeptid...

    Text Solution

    |

  8. The place where RNA - polymerase attaches with the DNA is called :

    Text Solution

    |

  9. RNA directs the building of proteins through a sequence of :

    Text Solution

    |

  10. Choose the correct option : 1) Six codons do not code for any amino ac...

    Text Solution

    |

  11. The unequivocal proof of DNA as the genetic material came from the stu...

    Text Solution

    |

  12. DNA contains nucleobasės , sugars and phosphate . Removal of which amo...

    Text Solution

    |

  13. Removal of introns and joining the exons in a definite order in a tran...

    Text Solution

    |

  14. The enzyme referred to as Kornberg enzyme is

    Text Solution

    |

  15. Which one of the following is not a part of a transcription unit in DN...

    Text Solution

    |

  16. Which enzyme joins DNA fragments ?

    Text Solution

    |

  17. A single strand of nucleic acid tagged with a radioactive molecule is ...

    Text Solution

    |

  18. Which one is a true statement regarding DNA polymerase used in PCR ?

    Text Solution

    |

  19. If one strand of DNA has the nitrogenous base sequence as ATCTG , what...

    Text Solution

    |

  20. What is it that forms the basis of DNA fingerprinting ?

    Text Solution

    |