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Biology · CELL CYCLE AND CELL DIVISION

हिन्दी

During pachytene stage of meiosis I, the enzyme recombinase mediates exchange of genetic material specifically between:

  1. Sister chromatids of non-homologous chromosomes
  2. Sister chromatids of the same homologous chromosome
  3. Kinetochores of paternal and maternal centromeres
  4. Non-sister chromatids of homologous chromosomes

Correct answer · Option 4

Non-sister chromatids of homologous chromosomes

Explanation

Crossing over is an enzyme-mediated process involving recombinase, characterized by exchange of genetic material between non-sister chromatids of homologous chromosomes.
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