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Cell Cycle and Cell Division — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYCell Cycle and Cell Division1 Mark
MCQ
Chiasmata formation takes place during:
  • ✓
    Prophase $I$
  • B
    Metaphase $I$
  • C
    Anaphase $II$
  • D
    Telophase $I$
✓

Answer

Correct option: A.
Prophase $I$
The chiasmata formation occurs during diplotene phase of prophase $I$ of meiosis $I.$
Chiasmata are the points of attachment between non$-$sister chromatids of two homologous chromosomes.
It leads to an exchange of segments and creates variation.

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