Home
Class 12
BIOLOGY
Bivalent chromosomes align themselves at...

Bivalent chromosomes align themselves at the equator during

A

Metaphase I

B

Prophase I

C

Metaphase II

D

Anaphase II

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • CELL CYCLE AND CELL DIVISION

    AAKASH INSTITUTE|Exercise Section - B|35 Videos

  • CELL CYCLE AND CELL DIVISION

    AAKASH INSTITUTE|Exercise SECTION - C ( Previous year Questions )|53 Videos

  • CELL CYCLE AND CELL DIVISION

    AAKASH INSTITUTE|Exercise EXERCISE|20 Videos

  • BREATHING AND EXCHANGE OF GASES

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION - D|11 Videos

  • CELL:THE UNIT OF LIFE

    AAKASH INSTITUTE|Exercise Try Yourself|26 Videos

Similar Questions

Explore conceptually related problems

The chromosomes align at the equator during

The following statements describe events during the mitotic cell cycle. What is the correct of these events in the mitotic cell cycle ? I. chromosomes migrated to opposite poles of the spindle. II. Chromosomes arrange themselves at the equator of the spindle. III. Chromosomes condense and the number membrane disappears . IV. Centromeres divide.

During metaphase, the chromosomes align themselves at the

During meiosis I, the bivalent chromosomes clearly appear as tetrads during

Bivalent chromosomes clearly appears as tetrad in

During_____stage bivalent chromosomes clearly appear as a tetrad.

Assertion: Metaphase II begins with splitting of centromere of each chromosome into two. Reason: In Anaphase II chromosomes align at the equator.

Answer the following questions regarding the events carried out in the labelled parts of the ab ove given diagram. (1) DNA synthesis occurs in (2) Condenstaion of chromosomal material takes place in (3) Attachement of spindle fibres to kinetochores of chromosomes during (4) Initiation of the assembly of mitotic spindle during (5). Splitting of centromere and separation of chromatids in (6) Movement of chromatids to opposite poles during (7) Reformation of nucleolus, Golgi complex and ER occurs in (8) Alignment of chromosomes along metaphase plate during (9) During of cytoplasm during (10) Preparation of cell division takes place during.

AAKASH INSTITUTE-CELL CYCLE AND CELL DIVISION -Assignment (SECTION - A ) (Objective type Questions )
  1. The mitotic spindle disappears in

    Text Solution

    |

  2. Decondensation of chromosomes occurs during

    Text Solution

    |

  3. The nuclear envelope reassembles during

    Text Solution

    |

  4. phase marks the end of M-phase.

    Text Solution

    |

  5. It karyokinesis is not followed by cytokinesis, then gives rise to

    Text Solution

    |

  6. A single cell containing large number of nuclei is called

    Text Solution

    |

  7. A type of cell division which reduces chromosomes number to half is

    Text Solution

    |

  8. In meiosis-I condensation and coiling of chromatin fibres started duri...

    Text Solution

    |

  9. In pachytene, each tetrad contains

    Text Solution

    |

  10. Crossing over occurs during

    Text Solution

    |

  11. The homologous chromosomes move towards the opposite poles during

    Text Solution

    |

  12. marks the site where crossing over had occurred.

    Text Solution

    |

  13. teminalisation of chiasmata occurs during

    Text Solution

    |

  14. Bivalent chromosomes align themselves at the equator during

    Text Solution

    |

  15. Major check point of cell cycle is

    Text Solution

    |

  16. G(1) to S transition is regulated by

    Text Solution

    |

  17. What will be the total number of mitotic divisions in the formation of...

    Text Solution

    |

  18. If there are 30 chromosomes in G(1) -phase, then what will be number ...

    Text Solution

    |

  19. What will be the amount of DNA in meiosis-II products if meiocyte cont...

    Text Solution

    |

  20. Agglutination of chromosomes is caused by a mitotic poison called

    Text Solution

    |