Meiotic chromosome segregation relies on homologous chromosomes being linked by at least one crossover, the obligate crossover.Homolog pairing, synapsis and meiosis specific DNA repair mechanisms are required for crossovers but how they are coordinated to promote the obligate crossover is not well understood.PCH-2 is a highly conserved meiotic AAA+

In the article the various social aspects of policy of denazification ofGermanyare probed in 1945-1948, which were stopped up in basis of spiritual and cultural revival of the post-war state.Basic measures and actions of organs of occupation power of allies are examined on "re-education" of Germans after the crash of national socialism and blowing