Multiple Choice
Annotation of sequences of transposon insertion sites in the chromosome of Escherichia coli O157:H7 cells that had lost their acid-resistance properties revealed four genes: two encoding isoforms of glutamate decarboxylase (GadA and GadB) and one encoding a glutamate/gamma-aminobutyric acid (GABA) antiporter. What does the fourth gene encode?
A) a heat shock protein
B) a possible regulator
C) a glutamate/GABA symporter
D) a GABA uniporter
E) a glutamate carrier protein
Correct Answer:

Verified
Correct Answer:
Verified
Q56: The genes for proteins such as b-galactosidase
Q57: Which of the following is correct regarding
Q58: How is the concept of "logic gates"
Q59: Existing biocontainment strategies employ natural auxotrophies that
Q60: What type of reporter fusions can expose
Q62: Advantages in real-time PCR over regular, end-time
Q63: Which of the following experimental procedures is
Q64: The applications of the yeast two-hybrid method
Q65: In a yeast two-hybrid analysis of several
Q66: The phenomenon that allows a quencher dye