chiasma assembly
The cell cycle process in which a connection between chromatids assembles, indicating where an exchange of homologous segments has taken place by the crossing-over of non-sister chromatids.
GO:0022607
cellular component assembly
is_a
GO:1903046
meiotic cell cycle process
is_a
GO:0007129
homologous chromosome pairing at meiosis
part_of
GO:0007131
reciprocal meiotic recombination
part_of