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Biology · CELL CYCLE AND CELL DIVISION

हिन्दी

The complex structure formed by a pair of synapsed homologous chromosomes during zygotene is called:

  1. Kinetochore disc
  2. Synaptonemal complex
  3. Aster complex
  4. Mitotic spindle

Correct answer · Option 2

Synaptonemal complex

Explanation

Chromosome synapsis is accompanied by the formation of a complex structure called synaptonemal complex.

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A diploid parent cell has 20 bivalents during prophase I of meiosis. What will be the number of chromosomes in each of the four daughter cells formed at the end of meiosis II?→During anaphase of mitosis, as daughter chromosomes migrate toward opposite poles, the orientation of their structural regions is such that:→In oocytes of certain vertebrates, which sub-stage of Prophase I can last for months or even years?→How does plant cytokinesis fundamentally differ from animal cytokinesis in terms of precursor structure and direction of wall/furrow formation?→
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