Home
Class 12
BIOLOGY
[A] : Nuclear membrane or karyotheca for...

[A] : Nuclear membrane or karyotheca forms an envelope-like structure called nuclear envelope around the nuclear contents .
[R] : Each membrane is about 75-90 Å thick and lipoproteinous in nature .

A

If both A and R are true and R is the correct explanation of A

B

If both A and R are true but R is not the correct explanation of A

C

If A is true and R is false

D

If both A and R are false

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • KINGDOM PROTISTA (UNICELLULAR EUKARYOTES)

    TRUEMAN BIOLOGY|Exercise MULTIPLE CHOICE QUESTIONS|192 Videos

  • MICROBES IN HUMAN WELFARE

    TRUEMAN BIOLOGY|Exercise Multiple choice question|143 Videos

Similar Questions

Explore conceptually related problems

[A] : The nuclear membrane forms envelope like structure called nuclear envelope around nuclear contents . [R] : The nuclear envelopes separate the nuceloplasm from protoplasm .

How many membranes comprise the nuclear envelope?

[A] : The space between nuclear envelope and nucleolus is filled by karyoplasm . [R] : The nuclear components such as chromatin , threads , nucleoprotein granules , nucleolus , etc . Remain suspended in nucleoplasm.

[A] : The nuclear envelope is the derivative of membrane of mitochondria . [R] : Nuclear membrane does not allow free exhange of ions between the nucleus and the cytoplasm .

An interconnecting membranous network of the cell composed of vesicles, flattened sacs and tubules is " " Or Nuclear membrane is formed around the groups of daughter chromosomes during the telophase by

As per Whittaker's classification, an organism possessing eukaryotic cell structure, multicellular organisation with a cell wall and nuclear membrane, showing heterotrophic nutrition can be placed under the kingdom

Determine from the anwers given below in which phases of karyokinesis during mitotic cell division following two incidents happen-(A) Daughter chromosomes tend to move apart from each other towards their own poles (B) Nuclear membrane and nucleolus disappear

Determine from the anwers given below in which phases of karyokinesis during mitotic cell division following two incidents happen-(A) Daughter chromosomes tend to move apart from each other towards their own poles (B) Nuclear membrane and nucleolus disappear

TRUEMAN BIOLOGY-Living World -ASSERTION AND REASON
  1. [A] : Prokaryotic cell shows no cyclosis. [R] : Eukaryotic cell show...

    Text Solution

    |

  2. [A] : No energy can be released in the cell in the absence of mitochon...

    Text Solution

    |

  3. [A] : Nuclear membrane or karyotheca forms an envelope-like structure ...

    Text Solution

    |

  4. [A] : The space between nuclear envelope and nucleolus is filled by ka...

    Text Solution

    |

  5. [A] : Leucocytes can digest any thing harmful they eat . [R] : Leuco...

    Text Solution

    |

  6. [A] : The nuclear membrane forms envelope like structure called nuclea...

    Text Solution

    |

  7. [A] : The nuclear envelope is the derivative of membrane of mitochondr...

    Text Solution

    |

  8. [A] : Rods and cones of retina are modified cilia . [R] : Cilia are ...

    Text Solution

    |

  9. [A] : Golgi bodies and dictyosomes are synonymous . [R] : In plants ...

    Text Solution

    |

  10. [A] : Mitochondria have evolved from bacteria . [R] : Mitochondria a...

    Text Solution

    |

  11. [A] : Calcium carbonate crystals are called cystoliths . [R] : The m...

    Text Solution

    |

  12. [A] : F(0) - F(1) - ATPase complex is embedded in inner membrane of mi...

    Text Solution

    |

  13. [A] : Centromere is concerned with splitting of chromosomes . [R] : ...

    Text Solution

    |

  14. [A] : Peroxisomes and basal bodies are called microbodies . [R] : Mi...

    Text Solution

    |

  15. [A] : A microtubule structure that brings about chromosomal movement d...

    Text Solution

    |

  16. [A] : Active transport results in solute movement against a concentrat...

    Text Solution

    |

  17. [A] : Plasma membrane is thin and not visible as a separate layer . ...

    Text Solution

    |

  18. [A] : Pectins are abundant in middle lamella in plant cells . [R] : ...

    Text Solution

    |

  19. Assertion : Mitochondria and chloroplasts are semiautonomous organelle...

    Text Solution

    |

  20. Assertion: Among the primates, chimpanzee is is the closest relative o...

    Text Solution

    |