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UPSC Prelims 2019 Paper-1 📅 02 Jun, 2019

What is Cas9 protein that is often mentioned in 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 genetically modified crops
Result Summary
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APEDIA

UPSC Prelims
2019 • 02 Jun, 2019 • Paper-1
What is Cas9 protein that is often mentioned in news?
Correct Answer
A molecular scissors used in targeted gene editing
CRISPR Technology Analysis: The famous Cas9 (CRISPR associated protein 9) is an incredibly precise RNA-guided DNA endonuclease enzyme that is intimately and fun......
Ref/Book : UPSC Prelims 2019
Ref. Subject Science and Technology
Chapter -
Ref. Topic Biotechnology
Pg. No -
💡 Analysis & Explanation
CRISPR Technology Analysis ▼
The famous Cas9 (CRISPR associated protein 9) is an incredibly precise RNA-guided DNA endonuclease enzyme that is intimately and fundamentally associated with the revolutionary CRISPR adaptive immunity system originally discovered organically functioning within bacteria.
Function ▼
In the cutting-edge realm of modern genetic engineering, it functions beautifully and precisely as a highly advanced set of programmable 'molecular scissors'. It can be strategically directed to flawlessly seek out, bind to, and cleanly cut specific, targeted sequences of DNA within any organism's genome, fundamentally allowing scientists to effortlessly remove, selectively add, or finely alter genetic material in living organisms with unprecedented accuracy.
Conclusion ▼
Option A perfectly and succinctly encapsulates its truly groundbreaking biological utility.
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