NEET2024Botany-Transcription
NEET 2024 Botany Transcriptional Unit MCQ Question
Type: MCQ-conceptual-Medium-Class 12
A transcription unit in DNA is defined primarily by the three regions in DNA and these are with respect to upstream and downstream end;
A
Inducer, Repressor, Structural gene
B
Promotor, Structural gene, Terminator
C
Repressor, Operator gene, Structural gene
D
Structural gene, Transposons, Operator gene
Correct Answer
Option B
Detailed Explanation
A transcription unit in DNA consists of a promoter, a structural gene, and a terminator. The promoter initiates transcription, the structural gene is transcribed, and the terminator signals the end of transcription.
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