The holliday model illustrates key steps in homologous recombination The Holliday model very well illustrates the dna strand invasion branch migration, and Holliday junction resolution processes central to homologous recombination Watch the animation for details!The Holliday model very well illustrates the DNA strand invasion, branch migration, and Holliday junction resolution processes central to homologous recombination. The Holliday model illustrates key steps in homologous recombination Watch the animation for details!