Home
Class 12
BIOLOGY
In the lac operon system, beta-galactosi...

In the lac operon system, beta-galactosidase is coded by

A

A-gene

B

I-gene

C

Z gene

D

Y-gene

Text Solution

Verified by Experts

The correct Answer is:
C
In lac operon system z-gene contains 3063 base pairs and codes for the enzyme `beta`-galactosidase
Promotional Banner

Topper's Solved these Questions

  • GENE, ITS EXPRESSION AND REGULATION

    ARIHANT NEET|Exercise Chapter Exercise (B) Medical entrance s special format questions (Assertion reason)|8 Videos

  • FUNGI

    ARIHANT NEET|Exercise Chapter exercise C ( Medical entrances gallery (Collection of question asked in NEET & various Medical Entrance Exams )|29 Videos

  • GROWTH, REGENERATION AND AGEING

    ARIHANT NEET|Exercise Chapter exercises (Medical entrances gallery)|11 Videos

Similar Questions

Explore conceptually related problems

Lac operon is

In Iac-operon, beta -galactosidase enzyme is made by

The lac operon consists of

In lac operon system lac-I-gene codes for :

In lac operon the lac mRNA

When the addition of foreign DNA is made in the coding sequence of beta -galactosidase in Puc19 , this results in

In lac operon system, lac gene-i codes for

In lac operon system, lac gene-Z codes for

The lac operon consists of :

ARIHANT NEET-GENE, ITS EXPRESSION AND REGULATION-Chapter Exercise (C) Medical entrance s gallery
  1. The process of copying genetic information from one strand of DNA to ...

    Text Solution

    |

  2. Consider the statements (i) rRNA provides template for synthesis of ...

    Text Solution

    |

  3. In the lac operon system, beta-galactosidase is coded by

    Text Solution

    |

  4. In bacteria, the formation of peptide bond during translation is effec...

    Text Solution

    |

  5. 5' end of a polynucleotide chain contains

    Text Solution

    |

  6. Reverse transcriptase is

    Text Solution

    |

  7. During chain elongation, peptide bond is formed between carboxyl group...

    Text Solution

    |

  8. How many effective codons are there for the synthesis of twenty amino ...

    Text Solution

    |

  9. Whose experiments cracked the DNA and discobered unequivocally that a ...

    Text Solution

    |

  10. The functional unit of DNA molecule that codes for a particular gene p...

    Text Solution

    |

  11. Which one of the following pairs of codons is correctly matched with t...

    Text Solution

    |

  12. Which one of the following pairs is correctly matched with regard to t...

    Text Solution

    |

  13. Assertion (A) : Replication and transcription occur in the nucleus but...

    Text Solution

    |

  14. All eukaryotic genes contain two kinds of base sequences. Which of the...

    Text Solution

    |

  15. Which of the following is an initiation codon in

    Text Solution

    |

  16. During transcription, if the nuncleotide sequence of the DNA strand th...

    Text Solution

    |

  17. Process of reverse transcription was discovered by

    Text Solution

    |

  18. The process of formation of amino acids is called

    Text Solution

    |

  19. One of these is associated with terminator codon?

    Text Solution

    |

  20. Out of 64 codons, only 61 codes for the 20 different amino acids, this...

    Text Solution

    |