Bacterial Systems Using an AraC/XylS-Type Regulator Include ________ as Regulated

Question

Bacterial systems using an AraC/XylS-type regulator include ________ as regulated by ________.
A) a type III secretion system in Pseudomonas; NitR
B) a type III secretion system in Pseudomonas; ExsA
C) a type III secretion system in Pseudomonas; YbtA
D) virulence genes and cholera toxin in Vibrio; TxtR
E) virulence genes and cholera toxin in Vibrio; ExsA

Accepted Answer

Bacterial systems using an AraC/XylS-type regulator include a type III secretion system in Pseudomonas, which is regulated by ExsA. The other options are not regulated by this specific type of regulator or have incorrect regulatory proteins listed.