Cytogenetics Transcription Eukaryotes Activators Repressors Online Exam Quiz
Cytogenetics Transcription Eukaryotes Activators Repressors GK Quiz. Question and Answers related to Cytogenetics Transcription Eukaryotes Activators Repressors. MCQ (Multiple Choice Questions with answers about Cytogenetics Transcription Eukaryotes Activators Repressors
Which of these promoter elements has a high propensity of developing mutation given the eukaryotic gene was inserted in prokaryotes?
Options
A : CCAAT box
B : CPG islands
C : TATA box
D : Enhancer
Which of this element is not orientation independent?
Options
A : Enhancer
B : Silencer
C : Upstream activating element
D : Promoter proximal elements
Which would be an appropriate method to detect the core promoter regions in a eukaryotic gene?
Options
A : Footprint
B : Sequencing
C : Linker scanning
D : S1 endonuclease
TATA box in eukaryotes would be present in _________________
Options
A : Housekeeping genes
B : Developmentally regulated genes
C : Cytoskeletal genes like that for actin
D : Highly specialized genes.
TFIIB can bind to a promoter element in the core promoter of eukaryotes. This element is __________
Options
A : Inr
B : BRE
C : DPE
D : TATA
If you make a chimeric factor with the DNA binding element of an activator and a functional domain of a repressor, how will this factor behave?
Options
A : It will act like a repressor
B : It will act like an activator
C : It will not be able to bind the DNA so although it binds via the repressing domain it won’t cause repression
D : Repression domain will be non-functional
Promoter proximal elements is positioned ________________
Options
A : Outside the core promoter
B : Downstream to start site
C : Within the enhancer
D : Just before the start site
Which of these is not a promoter element?
Options
A : TATA box
B : DPE
C : CCAAT box
D : Inr
Repressors are active only when they are at the proximity of the RNA polymerase as they directly associate with the pre-initiation complex. State whether this is true or false.
Options
A : True
B : False
C :
D :
Which of these class III promoter type resemble class II?
Options
A : Type I
B : Type II
C : Type III
D : Type IV
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