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Question: Answered & Verified by Expert
Prophase of the first meiotic division is typically longer and complex. It is subdivided into 5 phases: leptotene, zygotene, pachytene, diplotene and diakinesis. Which of the following statements is not correct about these phases?
BiologyCell Cycle and Cell DivisionNEET
Options:
  • A The formation of synaptonemal complex is seen during zygotene stage.
  • B The stage of pachytene is characterised by appearance of recombination nodules.
  • C Diplotene stage is marked by terminalisation of chiasmata.
  • D The compaction of chromosomes continues throughout the leptotene.
Solution:
2301 Upvotes Verified Answer
The correct answer is: Diplotene stage is marked by terminalisation of chiasmata.
The final stage of meiotic prophase I is diakinesis. This is marked by terminalisation of chiasmata. During this phase, the chromosomes are fully condensed and the meiotic spindle is assembled to prepare the homologous chromosomes for separation.

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