A strain of Escherichia coli produces a temperature-sensitive tryptophan synthase and therefore requires exogenously sup
Posted: Mon Apr 11, 2022 11:10 am
A strain of Escherichia coli produces a temperature-sensitive tryptophan synthase and therefore requires exogenously supplied tryptophan for growth at 42°C but not at 30°C. Which of the following mutations is most likely responsible for this phenotype?
A) Deletion
B) Frameshift
C) Insertion
D) Missense
E) Nonsense
A) Deletion
B) Frameshift
C) Insertion
D) Missense
E) Nonsense