Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 10. Cell cycle and cell division1 Mark
MCQ
Recombination is involved in the process of
A
Cytokinesis
B
Spindle formation
✓
Crossing over
D
Chromosome duplication
✓
Answer
Correct option: C.
Crossing over
c During pachytene substage of prophase$-I$ of meiosis, the non-sister chromatids of homologues exchange segments between themselves. This exchange of chromatid segments is called crossing over, which involves proper breakage and then fusion of broken ends oppositely and hence, results in the recombination.
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