Q. Restriction endonuclease :
A) cuts the DNA molecule randomly
B) cuts the DNA molecule at specific sites
C) restricts the synthesis of DNA inside the nucleus
D) synthesizes DNA
Explanation
[Solution from source] A restriction endonuclease recognises a specific palindromic base sequence and cuts DNA at or near that site. It does not cut randomly or make DNA. Answer (2).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.