Phases of Meiosis and Chromosome Movement
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Questions and Answers

During which phase of meiosis does crossing over between pairs of homologous chromosomes occur?

  • Metaphase I
  • Prophase I (correct)
  • Anaphase II
  • Prophase II

    • In meiosis, what is the result of the reductional division?

  • DNA content is doubled
  • DNA content remains the same
  • Chromosome number changes from haploid to diploid
  • Chromosome number is reduced from diploid to haploid (correct)

    • Which stage of meiosis involves the formation of tetrads consisting of four chromatids?

  • Zygotene (correct)
  • Diplotene
  • Pachytene
  • Leptotene

    • What happens to the DNA content during meiosis I?

    <p>Reduces by half (A)</p> Signup and view all the answers

    Which phase of meiosis involves the alignment of paired chromosomes at the equatorial plate?

    <p>Metaphase I (A)</p> Signup and view all the answers

    What is the main function of chiasmata in meiosis?

    <p>To separate homologous chromosomes (B)</p> Signup and view all the answers

    Which phase of meiosis involves the condensation of chromosomes?

    <p>Zygotene (B)</p> Signup and view all the answers

    What is the outcome of a reductional division in meiosis?

    <p>Chromosome number is halved (C)</p> Signup and view all the answers

    During which stage of Prophase I do chiasmata move to the ends of chromosomes?

    <p>Diakinesis (C)</p> Signup and view all the answers

    What occurs during Metaphase I of meiosis?

    <p>Alignment of homologous chromosome pairs at the equatorial plate (A)</p> Signup and view all the answers

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