A biologist wants to construct an expression vector using an inducible promoter.Which promoter is an example of an inducible promoter?
A) A promoter that responds only in liver tissue
B) A promoter that responds only when a particular hormone is present
C) A promoter that responds all the time, regardless of conditions
D) A promoter that possesses signal sequences
E) A promoter whose gene produces a growth factor

Question

Quizplus · Accepted Answer

An inducible promoter is a promoter that is only activated in the presence of a specific chemical or environmental condition, and option B describes such an inducible promoter.

A Biologist Wants to Construct an Expression Vector Using an Inducible