Question
A transcription unit in DNA is defined primarily by the three regions in DNA and these are with respect to upstream and downstream end:
Structural gene, Transposons, Operator gene
Inducer, Repressor, Structural gene
Promotor, Structural gene, Terminator
Repressor, Operator gene, Structural gene
Analytics · Leaderboards · Full NEET Mock Tests · 15,000+ MCQs
This NEET BIOLOGY practice question is part of the TopperSquare free question bank. TopperSquare offers 15,000+ chapter-wise NEET MCQs across Physics, Chemistry, and Biology with detailed step-by-step explanations, full mock tests, NEET PYQs (2010–2024), and an AI-powered performance analytics dashboard. Browse all NEET practice questions →