private float Compare(GameObject orga1, GameObject orga2)
    {
        Organism_script os1 = orga1.GetComponent <Organism_script>();
        Organism_script os2 = orga2.GetComponent <Organism_script>();

        DNA DNA1 = os1.GetDNA();
        DNA DNA2 = os2.GetDNA();

        return(DNA1.ComparePercent(DNA2));
    }