Question

Differentiate between promoter and terminator in a transcription unit.

Answer 1

Feature	Promoter	Terminator
Location	Located at the 5’ end (upstream) of the structural gene.	Located at the 3’ end (downstream) of the structural gene.
Primary Function	It provides the binding site for RNA polymerase to start transcription.	It provides the signal to stop transcription.
Relationship to Template	Defines which strand will act as the template strand.	Defines the point where the RNA polymerase dissociates.
Transcription Status	It is the starting point (Initiation).	It is the ending point (Termination).