Home
Class 12
BIOLOGY
Inducible enzymes are...

Inducible enzymes are

A

usually involved in anabolic pathways

B

produced when a small molecule (inducer) inactivates the repressor protein

C

Produced when an activator molecule enhances the attachment of RNA polymerase with the operator

D

regulated by inherently inactive repressor molecules

Text Solution

Verified by Experts

The correct Answer is:
B
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. A prokaryote gene of 600 nucleotides long can code for a polypeptide c...

    Text Solution

    |

  2. All of the following are transcribed from DNA except

    Text Solution

    |

  3. Inducible enzymes are

    Text Solution

    |

  4. In E.coli, tryptophan switches off the trp operon by

    Text Solution

    |

  5. The control of gene expression is more complex in eukaryotic cells bec...

    Text Solution

    |

  6. What are proteosomes?

    Text Solution

    |

  7. One gene-one polypeptide hypothesis was proposed by

    Text Solution

    |

  8. A single anticodon can recognise more than one codon of mRNA. This phe...

    Text Solution

    |

  9. What becomes established from the wobble hypothesis?

    Text Solution

    |

  10. In a codon, wobbling is generally restricted to

    Text Solution

    |

  11. The contribution of cytoplasmic DNA in cell.s total DNA is

    Text Solution

    |

  12. An antibiotic, which inhibits translation in eukaryotes is

    Text Solution

    |

  13. Genes, which are inactive for long periods, have the tendency to be bo...

    Text Solution

    |

  14. Non-constitutive genes express themselves only when needed, are also c...

    Text Solution

    |

  15. Cistron was called as functional gene in 1955 by

    Text Solution

    |

  16. When gene resemble functional genes, but donot produce functional subs...

    Text Solution

    |

  17. In trp operon, the corepressor is

    Text Solution

    |

  18. In both inducible and repressiblc systems, the synthesis of protein is...

    Text Solution

    |

  19. Transcription is most similar to

    Text Solution

    |

  20. The terms cistron, recon and muton were proposed by

    Text Solution

    |