The integrity of the RNA should always be checked by _____

#Question id: 4552

#Unit 3. Fundamental Processes

The sequence of σ54 is distinctly different from that of all the σ70-like factors, some characteristics about σ54 is given below;

a) The σ54-RNA polymerase binds to the glnA promoter and immediately melt the DNA strands and initiate transcription

b) σ54-polymerase does not require ATP hydrolysis to separate the strands at a start site only require activator such as   NtrC

c) σ54-RNA polymerase initiate transcription of glnA promoter only when it is activated by NtrC

d) ATP hydrolysis is required for activation of bound σ54-RNA polymerase by phosphorylated NtrC

Which of the following from the bove combination is INCORRECT?

#Question id: 28888

#Unit 4. Cell Communication and Cell Signaling

Axin is___

a)tumor suppressor protein

b)Proto oncoproteins

c)Cancer causing protein

d)Scaffold proteins

#Question id: 4682

#Unit 3. Fundamental Processes

what will happen, when repressor bound at OR1 and OR2,

#Question id: 34096

#Unit 3. Fundamental Processes

#Question id: 1827

#Unit 4. Cell Communication and Cell Signaling

Extracellular bacteria try to avoid killing by: