MCQ Practice

The nucleotide analogue used in DNA sequencing by chain termination method is

A

1', 3'-dideoxy nucleoside triphosphate

B

2', 3'-dideoxy nucleoside triphosphate

C

2', 4'-dideoxy nucleoside triphosphate

D

2', 5'-dideoxy nucleoside triphosphate

Correct Answer: B