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A DNA sequence, 5′-A T G G A C G T G C T T C C C A A A G C A T C G G G C –3′, is mutated to obtain
P. 5′-A T G G A C G T G C T T C a C A A A G C A T C G G G C –3′
Q. 5′-A T G G A C G T G C T T C C C g A A A G C A T C G G G C –3′
R. 5′-A T G G A C G T G C T T C C – A A A G C A T C G G G C –3′
S. 5’-A T G G A C G
T G C T T C C C A A t G C A T C G G G C –3′
T. 5’-A T G G A C G a G C T T C C C A A A G C A T C G G G C –3′
[Point mutations are shown in the lower case or ‘–’ within the sequences]
Which of the above mutant sequences DO NOT have frame-shift?
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- P, Q and S
- P, S and T
- Q, R and S
- Q, S and T
Correct Option: B
NA
