During meiosis. self-inflicted DNA double-strand breaks (DSBs) are created by the protein Spo11 and repaired by homologous recombination leading to gene conversions and crossovers. Crossover formation is vital for the segregation of homologous chromosomes during the first meiotic division and requires the RecA orthologue. Dmc1. https://www.roneverhart.com/MagnaFlow-California-Grade-CARB-Compliant-Direct-Fit-Catalytic-Converter-6561416/