NEET2020Zoology-Molecular Biology
NEET 2020 Zoology DNA Replication and Repair MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Choose the correct pair from the following:
(1) Nucleases - Separate the two strands of DNA
(2) Exonucleases - Make cuts at specific positions within DNA
(3) Ligases - Join the two DNA molecules
(4) Polymerases - Break the DNA into fragments
A
Nucleases - Separate the two strands of DNA
B
Exonucleases - Make cuts at specific positions within DNA
C
Ligases - Join the two DNA molecules
D
Polymerases - Break the DNA into fragments
Correct Answer
Option C
Detailed Explanation
Ligases are enzymes that facilitate the joining of DNA strands together by catalyzing the formation of a phosphodiester bond.
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