Home
Class 11
BIOLOGY
Viruses have...

Viruses have

A

Both DNA and RNA

B

DNA enclosed in a protein coat

C

Prokaryotic nucleus

D

Single chromosome

Text Solution

Verified by Experts

The correct Answer is:
B
Viruses have DNA enclosed in a protein coat.
Promotional Banner

Topper's Solved these Questions

  • BIOLOGICAL CLASSIFICATION

    A2Z|Exercise Section C : Previous Years Examination Questions AIIMS Questions|26 Videos

  • BIOLOGICAL CLASSIFICATION

    A2Z|Exercise Section C : Previous Years Examination Questions (assertion And Reason Type)|7 Videos

  • BIOLOGICAL CLASSIFICATION

    A2Z|Exercise Section B : Assertion- Reasoning Questions|8 Videos

  • ANIMAL KINGDOM

    A2Z|Exercise Section D : Chapter End Test|50 Videos

  • BIOMOLECULES

    A2Z|Exercise Section D: Chapter End Test|50 Videos

Similar Questions

Explore conceptually related problems

Which of these is a discrepancy of the five - kingdom classification ? I. Fungi get the status of a kingdom . II. Viruses have no place , in five - kingdom system. III. Kingdom Protista including both autotrophic and heterotrophic organisms. IV. Prokaryotes are separated from eukaryotes .

Viruses are haploid having only one genome. Which group of viruses is diploid and have two genomes ?

Assertion :- RNA viruses having shorter life span and evolve faster. Reason : In RNA rate of mutations is slower than DNA.

Consider the following statements. I. Viruses are capable of growth and division independently. II. Viruses remain unaffected by antimicrobial antibiotics. III. HIV is the AIDS causing virus, having DNA as genetic material. IV. Viruses have their own cellular machinery. The incorrect statement(s) is/are

[A] : Viruses are exception to cell theory . [R] : Viruses don't have a defined nucleus and cytoplasm .

Study the following statements and identify the correct option given below. I. Viruses that infect plants have single stranded RNA and viruses that infect animals have either single or double stranded RNA or double stranded DNA. II. Bacterial viruses or bacteriophages are usually single stranded RNA viruses.

A2Z-BIOLOGICAL CLASSIFICATION-Section C : Previous Years Examination Questions NEET/aipmt Questions
  1. A location with luxuriant growth of lichens on the trees indicates tha...

    Text Solution

    |

  2. Anoxygenic photosynthesis is characteristic of

    Text Solution

    |

  3. Viruses have

    Text Solution

    |

  4. Beggiotoa is a

    Text Solution

    |

  5. Trichodesmium erythraeum which gives colour to Red Sea is

    Text Solution

    |

  6. Classification for flowering plants was given by

    Text Solution

    |

  7. Phototrophs and Chemotrophs are defined based on their

    Text Solution

    |

  8. As per Whittaker's classification, an organism possessing eukaryotic c...

    Text Solution

    |

  9. Which group of organisms possesses a protein rich layer called pellcle

    Text Solution

    |

  10. Which of the following does not apply to ascomycetes

    Text Solution

    |

  11. Which of the following are not eukaryotes ?

    Text Solution

    |

  12. The major component of bacterial cell wall is a polymer called

    Text Solution

    |

  13. The major component of fungal cell wall is a polymer called

    Text Solution

    |

  14. Which is correct about viruses ?

    Text Solution

    |

  15. Cyanophages were discovered by

    Text Solution

    |

  16. Colletotrichum is an example of

    Text Solution

    |

  17. Which of the following bacteria is observed as chain-like formation ?

    Text Solution

    |

  18. Which of the following processes was discovered by Lederberg and Tatum...

    Text Solution

    |

  19. The structure producing basidium in basidiomycetes is formed by the fu...

    Text Solution

    |

  20. Match the columns I and II, and choose the correct combination from th...

    Text Solution

    |