It is a natural antiviral defense in invertebrates, fungi and plants. However, it is still not clear whether RNA interference can protect humans. You can read about Gene-editing (Advantages and Concerns) – UPSC Notes (GS III) in the given link.
- Genetic Engineering – Meaning, Applications, Advantages and Challenges [UPSC Notes]
- Topic-Wise GS 3 Questions for UPSC Mains