Q99. What is the Cas9 protein that is often mentioned in the news?
(a) A molecular scissors used in targeted gene editing.
(b) A biosensor used in the accurate detection of pathogens in patients.
(c) A gene that makes plants pest-resistant.
(d) A herbicidal substance synthesized in generally modified crops.
Answer: A
- CRISPR Cas9 is an acronym for “Clustered Regularly Interspaced Short Palindromic Repeats.” CRISPR genome engineering technology enables scientists to easily and precisely edit the DNA of any genome

For UPSC Prelims Resources, Click here
For Daily Updates and Study Material:
Join our Telegram Channel – Edukemy for IAS
- 1. Learn through Videos – here
- 2. Be Exam Ready by Practicing Daily MCQs – here
- 3. Daily Newsletter – Get all your Current Affairs Covered – here
- 4. Mains Answer Writing Practice – here
Visit our YouTube Channel – here