 Autophagy selectivity must not only select the correct type URLanelle, but  must discriminate between URLanelles of the same kind .
<fluency>  Autophagy selectivity must not only select the correct type URLanelle, but  must discriminate between URLanelles of the same kind .
 Autophagy selectivity must not only select the correct type URLanelle, but also must discriminate between URLanelles of the same kind .