CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 5. molecular basis of inheritance1 Mark
MCQ
Frame shift mutation occurs when
✓
base is deleted or added.
B
base is added.
C
base is deleted.
D
anticodons are not present.
✓
Answer
Correct option: A.
base is deleted or added.
a Frame shift mutation are those mutation in which the reading of the frame of the base sequence shifts laterally either in forward direction due to addition of one nucleotides.
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