The sequence below corresponds to the first 15 bases of the
coding strand for a gene in E. coli . DNA base sequence (coding
strand): 5’ – ATG GGC CGT CTA ATC … A mutated sequence has been
found: 5’ – ATG GGC CGG CCA ATC …
2. What mutation has occurred at the DNA level?
a. Transposition
b. Transition
c. Transversion
d. Insertion
e. Transmutation
3. What mutation has occurred at the protein level?
a. Frameshift
b. Missense
c. Neutral
d. Nonsense
e. Silent





