Q. Choose the correct pair from the following :
A) Polymerases - Break the DNA into fragments
B) Nucleases - Separate the two strands of DNA
C) Exonucleases - Make cuts at specific positions within DNA
D) Ligases - Join the two DNA molecules
Explanation
[Solution] Ligases join DNA fragments. Nucleases break DNA, exonucleases remove nucleotides from the ends, and endonucleases cut at specific internal positions. Answer (4).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.