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STD 11 - 10. Cell cycle and cell division — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 10. Cell cycle and cell division1 Mark
MCQ
Chiasma shows the sites of
  • A
    Spindle formation
  • B
    Synapsis
  • ✓
    Crossing over
  • D
    None of these
✓

Answer

Correct option: C.
Crossing over
c
Chiasma is an attachment of two non-sister chromatids in a bivalent in diplotene stage of prophase$-I$ of meiosis. Each chiasma results in the exchange of genetic material between non-sister chromatids, i.e., crossing over.

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