Home
Class 12
BIOLOGY
Read the description given below:- 1. ...

Read the description given below:-
1. They are nucleic acids
2. They are not associated with proteins
3. They do not exist outside the cell
The description applies to:-

A

DNA virus

B

Plasmid

C

retroviruses

D

All of these

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MINERAL NUTRITION

    TRUEMAN BIOLOGY|Exercise MULTIPLE CHOICE QUESTIONS|388 Videos

  • Monera

    TRUEMAN BIOLOGY|Exercise ASSERTION AND REASON|14 Videos

Similar Questions

Explore conceptually related problems

Adult human RBCs are enucleate. Which of the following statement (s) is/are most appropriate explanation for this feature ? (1) They do not need to reproduce (2) They are somatic cells (3) They do not metabolise (4) All their internal space is available for oxygen transport.

Which of the following statements are true of all t-RNAs? 1. The 5'end has guanine residue 2. They are single chains. 3. The anticodon loop is identical. 4. The 3'-end base sequence is CCA. Select the correct answer using the codes given below:- Codes:-

In root nodules of leguminous plants, the pigment leghamoglobin that gives pink colour to the nodules, is present in the 1. intercellular spaces 2. cytosol of bacteroids 3. inside the bacterial wall 4. outside the peribacterial space in the cytosol of nodule cells.

Select the two correct statements out of the four (1-4) given below about lac operon. 1. Glucose or galactose may bind with the repressor and inactivate it 2. In the absence of lactose the repressor binds with the operator region 3. The z-gene codes for permease 4. This was elucidated Francois Jacob and Jacque Monod The correct statements are :

In plant cells, peroxisomes are associated with: 1. Photoperiodism 2. Phototropism 3. Photorespiration 4. Photolysis

In a locality, there is a main road along North-South direction. The map is given below. With the help of the picture answer the following questions. (i) What is the 3rd object on the left side in street no 3? (ii) Find the name of the 2nd house which is in right side of street 2. (iii) Locate the position of Mr. K's house. (iv) How do you describe the position of the post office. (v) How do you describe the location of the hospital?

[A] : Virion is the virus particle outside the host cell. [R] : They contain only proteins and no nucleic acids .

When a voltmeter of resistance 100 Omega is connected with an electric cell, the reading of the voltmeter is 2V. When the cell is connected with a resistance of 15 Omega . An ammeter of resistance 1 Omega given the reading of 0.1 A.Determine the emf of the cell.

The figure given below represents the stage of cell division. Read the following statements. (i) Nucleolus, Golgi complex and ER reform. (ii) Chromatids move to the opposite pole. (iii) The activity of the recombinase enzyme. (iv) Homologous chromosomes separate while sister chromatids associated at their centromere. (v ) Initiation of the assembly of the mitotic spindle. How many of the above statements is not true with respect to the above figure

A cell of emf 1.4V and internal resistance 2 Omega is connected in series with a resistance of 100 Omega and an ammeter. The resistance of the ammeter is 4/3 Omega .To measure the potential difference between the two ends of the resistance a voltmeter is connected IF the reading of the voltmeter is 1.10V, what will be its error?

TRUEMAN BIOLOGY-MOLECULAR BASIS OF INHERITANCE-MCQs
  1. A base pair change

    Text Solution

    |

  2. Which of the following is true about a viroid

    Text Solution

    |

  3. Read the description given below:- 1. They are nucleic acids 2. Th...

    Text Solution

    |

  4. In a charged transfer RNA, the nucleotide bound to the amino acid is a...

    Text Solution

    |

  5. The technique used for analysis of RNA is called

    Text Solution

    |

  6. Which of the following statements is not true for retroviruses?

    Text Solution

    |

  7. E. colicells with a mutated z gene of the lac operon cannot grow in me...

    Text Solution

    |

  8. Telomerase is an enzyme which is a

    Text Solution

    |

  9. Which one of the following correctly represents the manner of replicat...

    Text Solution

    |

  10. Which of the following is not true for operon concept of jacob and mon...

    Text Solution

    |

  11. A regularity gene produces some kind of protein through its m-RNA that...

    Text Solution

    |

  12. How many high-energy phosphate bond equivalents are utilized in the pr...

    Text Solution

    |

  13. Given a hypothetical segment of functional DNA strand 3'-GGC AAC CTT G...

    Text Solution

    |

  14. Consider the following events in DNA replication 1. Formation of RNA...

    Text Solution

    |

  15. Which of the following statements are true of all t-RNAs? 1. The 5'e...

    Text Solution

    |

  16. Consider the following processes 1. Synthesis of t-RNA 2. Attachme...

    Text Solution

    |

  17. Match list-I (factos/enzyme) with list-II (activities) and slect the c...

    Text Solution

    |

  18. Which one of the following subprocesses does not take plaec during pro...

    Text Solution

    |

  19. Satellite DNA is important because it

    Text Solution

    |

  20. Which of the following components is required for the proper function ...

    Text Solution

    |