Structural Abnormalities at Meiosis

  • Bernard John
  • Kenneth R. Lewis
Part of the Protoplasmatologia book series (PROTOPLASMATOL., volume 6 / F / 1)


The variations on the meiotic theme described in the prevoius section were within the range of normality. The normal course of meiosis may also be considerably impaired as a consequence of abnormal genotypic or environmental conditions. And in this section we will consider those abnormalities which, though they do not depend on them, can lead to structural and numerical change.


Sister Chromatid Structural Abnormality Point Union Allium Cepa Lampbrush Chromosome 


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Copyright information

© Springer-Verlag/Wien 1965

Authors and Affiliations

  • Bernard John
    • 1
  • Kenneth R. Lewis
    • 2
  1. 1.Department of GeneticsThe UniversityBirminghamEngland
  2. 2.Botany SchoolThe UniversityOxfordEngland

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