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The non-sister chromatids twist around a...

The non-sister chromatids twist around and exchange segmetns with each other during or in meiosis crossing over is initiated at

A

Leptotene

B

Diplotene

C

Zygotene

D

Pachytene

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The correct Answer is:
D
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DINESH PUBLICATION-CELL CYCLE (CELL DIVISION)-REVISION QUESTIONS
  1. Identify two correct statements about meiosis (a)Bead like structure...

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  2. Chromosomes are visible with chromatids in phase

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  3. The non-sister chromatids twist around and exchange segmetns with each...

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  4. Recombination involves

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  5. Which of the following is unique to mitosis and not a part of meiosis

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  6. Recombination between homologous chromosomes is completed by the end o...

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  7. In which stage of meiosis crossing over takes place

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  8. Identify the meiotic sage in which the homologous chromosomes separate...

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  9. The microtubules from opposite poles of the spindle get attached to th...

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  10. In which stage of cell division chromosomes are most condensed

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  11. Synapsis occurs between

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  12. Given below is schematic break-up of phases of cell cycle. Which one ...

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  13. Which of the following chracters is related with telophase

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  14. The chemical substances found most abundantly in the middle lamella is...

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  15. Match the columns {:(,I,,II,),(a,"Initiation of spindle fibres ",i,"...

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  16. Which stages of cell division do the following figures A and B represe...

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  17. During mitosis ER and nucleolus begin to disappear at

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  18. Synaptonemal complex is formed during

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  19. In meiosis

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  20. Chromosomes appear beaded during

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