TLS Online TPP Program

#Question id: 4533


When multiple activators work together, they often do so synergistically. That is, the effect of

#Unit 3. Fundamental Processes
  1. Two activators working together is greater than the sum of each of them working alone

  2. Synergy can result from multiple activators recruiting a single component of the transcriptional machinery

  3. multiple activators each recruiting a different component, or multiple activators helping each other bind to their sites near the gene they control

  4. A, B and C

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TLS Online TPP Program

#Question id: 4545

#Unit 3. Fundamental Processes

Through which signal transduction pathway- controls the activators such as Jun, one of the activators that works at the interferon-beta enhancer

TLS Online TPP Program

#Question id: 4546

#Unit 3. Fundamental Processes

In eukaryotes, transcriptional regulators are not typically controlled at the level of DNA binding (although there are exceptions). Regulators are instead usually controlled in one of the following two basic ways.

I. Unmasking an Activating Region

II. Transport into and out of the Nucleus

III. Mediated through proteolysis of an inhibitor or tethering region or by allosteric changes.

IV. Also is itself (or recruits) a deacetylase,

TLS Online TPP Program

#Question id: 4547

#Unit 3. Fundamental Processes

Transcription always done in 

TLS Online TPP Program

#Question id: 4548

#Unit 3. Fundamental Processes

 σ- subunit of prokaryotic RNA polymerase describing is incorrect

TLS Online TPP Program

#Question id: 4549

#Unit 3. Fundamental Processes

Which of the following is the correct combination?                             

I) A- Holoenzyme, B- Core

II) A- Core, B- Holoenzyme

i. The six subunits constitute the RNA polymerase an enzyme

ii. Sigma stimulates tight binding between RNA polymerase and promote

iii. absence of sigma factor polymerase loosely bind with their promoter

Which of the following combination correct fit by follow the given graph;

TLS Online TPP Program

#Question id: 4550

#Unit 3. Fundamental Processes

Which one of the following factor of Holoenzyme assists the RNA polymerase in separating the DNA strands at the transcription start site?