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What is the function of a promoter in a gene? (2023)

Practice Questions

Q1
What is the function of a promoter in a gene? (2023)
  1. To enhance gene expression
  2. To initiate transcription
  3. To terminate transcription
  4. To bind to ribosomes

Questions & Step-by-Step Solutions

What is the function of a promoter in a gene? (2023)
  • Step 1: Understand that a gene is a part of DNA that contains instructions to make a protein.
  • Step 2: Know that transcription is the process of copying the gene's instructions into a messenger molecule called RNA.
  • Step 3: Learn that a promoter is a specific sequence of DNA located at the beginning of a gene.
  • Step 4: Realize that the promoter acts like a 'start signal' for transcription.
  • Step 5: Understand that RNA polymerase is an enzyme that reads the DNA and makes RNA.
  • Step 6: Know that the promoter provides a place for RNA polymerase to attach and start the transcription process.
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