- Home
- Standard 12
- Biology
5.Molecular Basis of Inheritance
medium
Which one of the following is not a part of a transcription unit in $DNA$ ?
A
The inducer
B
A terminator
C
A promoter
D
The structural gene
(AIPMT-2012)
Solution
(a) : A transcription unit is a part of $DNA$ that is able to transcribe a complete $RNA$. It consists of a promoter region (where $RNA$ polymerase binds to start transcription), the structural gene (coding region) and the terminator region (that signals release of $RNA$ polymerase and newly formed $RNA$ strand).
Standard 12
Biology
