Involvement of synaptonemal complex proteins in sex chromosome segregation during marsupial male meiosis.
Marsupial sex chromosomes break the rule that recombination during first meiotic prophase is necessary to ensure reductional segregation during first meiotic division.It is widely accepted that in marsupials X and Y chromosomes do not share homologous regions, and during male Insulated Delivery Bags first meiotic prophase the synaptonemal complex i