Complex sentence: New models presented in recent years, however, suggest a basic advantage for sexual reproduction in slowly reproducing complex organisms, exhibiting characteristics that depend on the specific environment that the given species inhabit, and the particular survival strategies that they employ.
Split into simpler sentences: New models presented in recent years, suggest a basic advantage for sexual reproduction in slowly reproducing complex organisms. Sexual reproduction allows these species to exhibit characteristics that depend on the specific environment that they inhabit, and the particular survival strategies that they employ.