Chromosome Metaphase Alignment Quiz
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Questions and Answers

How are the large chromosomes arranged during metaphase?

  • In the nucleus
  • In the periphery (correct)
  • Distributed randomly
  • In the center
  • Where do the small chromosomes come to lie during the metaphase?

  • Towards the periphery
  • At the bottom
  • At the top
  • Towards the interior (correct)
  • What is the plane of alignment of the chromosome referred to in the given text?

  • Anaphase
  • Prophase
  • Metaphase (correct)
  • Telophase
  • During ______, autosomes are held together by the synaptonemal complex along their whole length, whereas for sex chromosomes, this only takes place at one end of each chromosome

    <p>synapsis</p> Signup and view all the answers

    Mitosis also has prophase, but does not ordinarily do pairing of two homologous chromosomes.When the non-sister chromatids intertwine, segments of chromatids with similar sequence may break apart and be exchanged in a process known as genetic recombination or 'crossing-over'

    <p>mitosis</p> Signup and view all the answers

    During synapsis, autosomes are held together by the synaptonemal complex along their whole length, whereas for sex ______, this only takes place at one end of each chromosome. This is not to be confused with mitosis

    <p>chromosomes</p> Signup and view all the answers

    Synapsis is the pairing of two chromosomes that occurs during meiosis. It allows matching-up of homologous pairs prior to their segregation, and possible chromosomal crossover between them. Synapsis takes place during ______ of meiosis

    <p>prophase I</p> Signup and view all the answers

    This exchange produces a ______, a region that is shaped like an X, where the two chromosomes are physically joined. At least one ______ per chromosome often appears to be necessary to stabilise bivalents along the metaphase plate during separation

    <p>chiasma</p> Signup and view all the answers

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