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BIO NMDCAT Structure of DNA
nmdcat.online July 3, 2026

30. The structural component of a gene that serves as the specific binding site for RNA polymerase to initiate transcription is the

A. Exon
B. Promoter
✓
C. Intron
D. Terminator

📝 Explanation

The promoter is a specific upstream nucleotide sequence that signals the transcription machinery where to start making RNA.

📖 Additional Information

  • Exon
  • Promoter
  • Intron
  • Terminator

The promoter is a specific upstream nucleotide sequence that signals the transcription machinery where to start making RNA.

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