M.Sc. Bio-Chemistry (PU-CET P.G) 2019 Panjab University Entrance Exam With Answers

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33.

During the chain termination method of DNA sequencing, which of the following functions as chain terminators;

A: 2'-deoxyribonucloside 5'-triphosphate
B: 2', 3' dideoxy nucleoside 5' triphosphate
C: 2' deoxy-adenosine 5' triphosphate
D: 2' deoxy thymidine 5' triphosphate

The answer is: B