Mediator Complex in Transcription

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Questions and Answers

What is the primary function of the Mediator complex?

  • Promoting DNA replication
  • Enhancing translation process
  • Inhibiting gene expression
  • Facilitating the initiation of transcription (correct)

The Mediator complex acts as a bridge between which two entities?

  • Ribosomes and mRNA
  • DNA and RNA
  • Transcription factors and enhancers
  • RNA polymerase and the promoter region of genes (correct)

What does the Mediator complex promote the assembly of?

  • Pre-initiation complex (PIC) (correct)
  • Translation initiation complex
  • Post-transcription complex (PTC)
  • Replication initiation complex

The Mediator complex is involved in the initiation of which biological process?

<p>Transcription (D)</p> Signup and view all the answers

What is the function of histone acetyl transferases (HATs) in the chromatin alterations model?

<p>Promote an 'open' chromatin conformation (B)</p> Signup and view all the answers

What is the primary role of enhancer RNA (eRNA) according to the given text?

<p>May play a role in enhancer function (B)</p> Signup and view all the answers

What distinguishes super-enhancers from regular enhancers based on the information provided?

<p>Contain high occupancy of transcription factors and stimulate higher transcription levels (C)</p> Signup and view all the answers

In the nuclear relocation model, what may relocate a target gene to a nuclear region favorable or inhibitory to transcription?

<p>DNA looping (A)</p> Signup and view all the answers

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