Home
Class 12
BIOLOGY
Bacterial resistance to antibiotic ampic...

Bacterial resistance to antibiotic ampicillin can be due to presence of

A

ampicillinase

B

`beta`-lactamase

C

phosphotransferase

D

penicillinase

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • MICROBES IN HUMAN WELFARE

    GRB PUBLICATION|Exercise Examplar problems|19 Videos
  • MICROBES IN HUMAN WELFARE

    GRB PUBLICATION|Exercise Question Based On Ncert Text|9 Videos
  • MENDELIAN INHERITANCE

    GRB PUBLICATION|Exercise Multiple Choice Questions|417 Videos
  • ORGANIC EVOLUTION

    GRB PUBLICATION|Exercise REPRODUCTIVE ISOLATION|159 Videos

Similar Questions

Explore conceptually related problems

Bacterial resistance to antibiotics is a genetic trait carried in the bacterial

If a recombinant DNA bearing gene for resistance to antibiotic ampicillin is transferred to E.coli cells, the host cells become transformed into ampicillin resistant cells. If such bacteria are transferred on agar plates containing ampicillin, only transformants will grown and the untransformed recipient cells will die. The ampicillin resistant gene in this case is called as

Which of the following represents directional selection? I. Industrial melanism II.Bacterial resistance to antibiotics III. Pesticide resistance IV. Sickle-cell anamia

How many of the given statements are not incorrect? I. The plasmid is autonomously replicating circular extra-chromosomal DNA. II. Ligase enzyme belongs to a larger class of enzymes called nucleases. III. DNA fragments are negatively-charged molecules. IV. E.coli always has genes encoding resistance to antibiotics such as ampicillin and chloramphenicol.

Genes for antibiotic resistance located in Or Bacterial resistance to antibiotics is a genetic trait, it is normally carried by the

Proinsulin is inactive due to presence of

The genes encoding resistance to antibiotics such as ampicillin, chloramphenicol, tetracycline or kanamycin, etc. are considered useful selectable markers in

GRB PUBLICATION-MICROBES IN HUMAN WELFARE-Assertion-Reason Type Questions
  1. Bacterial resistance to antibiotic ampicillin can be due to presence o...

    Text Solution

    |

  2. (A) : Botulism can be avoided by heating food before consumption. (R...

    Text Solution

    |

  3. (A): Typhoid fever is a viral disease. (R) : It is caused by togavir...

    Text Solution

    |

  4. (A) : Cholera is mainly a water-borne diease (R): The key treatment ...

    Text Solution

    |

  5. (A): Anthrax is a common disease of cattle, sheep and goats. (R) : H...

    Text Solution

    |

  6. (A) : Bubonic plague is basically a blood disease. (R): The bacteria...

    Text Solution

    |

  7. (A): Syphilis is a common veneral disease. (R) : Infection may be a...

    Text Solution

    |

  8. (A): Koch's postulates cannnot be applied to M. leprae, the causative ...

    Text Solution

    |

  9. (A) : Trachoma is reported to the leading cause of blindness. (R) : ...

    Text Solution

    |

  10. (A) : Measles is a common chilhood disease caused by a DNA virus. (R...

    Text Solution

    |

  11. (A) : Yellow fever is haemorrhagic viral disease. (R): Tiger mosquit...

    Text Solution

    |

  12. (A) : HIV is a retrovirus. (R) : It can synthesis DNA and RNA.

    Text Solution

    |

  13. (A) : Goat is a disease of joints. (R): It is associated with inborn...

    Text Solution

    |

  14. (A): Cancer incidence increases with age. (R) : Oncogenes are epista...

    Text Solution

    |

  15. (A) : Cancer cells divide giving rise to masses of cells called neopla...

    Text Solution

    |

  16. (A) : Breast cancer is the most common disease in women. (R) : It is...

    Text Solution

    |

  17. (A) : Chickens posses innate immunity to anthrax. (R) : Their high b...

    Text Solution

    |

  18. (A) : Plama cells of out immune system are immoral. (R): These cells...

    Text Solution

    |

  19. (A) : Antibodies are chemically protein molecules. (R): They are pro...

    Text Solution

    |

  20. (A):IgG is the most important long-acting antibody. (R) : It plays a...

    Text Solution

    |

  21. (A) : IgA is known as the secretory antibody. (R) : It is found in t...

    Text Solution

    |