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

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYCell Cycle and Cell Division1 Mark
MCQ
Crossing over is advantageous because it brings about:
  • A
    Variation
  • B
    Linkage
  • C
    Inbreeding
  • D
    Stability
✓

Answer

  1. Variation

Explanation:

Meiosis is the type of cell division in which homologous chromosomes separate after exchange of fragments.

As a result, of meiosis four haploid cells are produced which are all genetically different from each other.

This is due to the process of crossing over or exchange of segments between homologous chromosomes.

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