text: Ucwaningo olusha oluholwa iNyuvesi yase-Arizona luveze isakhiwo nokusebenza kohlelosu lwamagciwane lwakamuva ekulweni namagciwane: iqoqo lama-enzyme ahlelekile amakhulu oluhlinzeke ngendlela yokungenelela kumasosha omzimba ngokushesha akwazi ukushesha agandanye i-DNA elimazayo yokugxambukela kumagciwane.