Cytogenetics Initiation 1 Online Exam Quiz
Cytogenetics Initiation 1 GK Quiz. Question and Answers related to Cytogenetics Initiation 1. MCQ (Multiple Choice Questions with answers about Cytogenetics Initiation 1
Which of the bases are important in detecting whether the AUG should be the start site for eukaryotic initiation?
Options
A : -2 and +3
B : -4 and +3
C : -3 and +4
D : -1 and +4
If you see a GTP bound IF2 it is _________
Options
A : Before initiation
B : During initiation
C : After initiation
D : Not related to an initiation
The 16S rRNA binds the mRNA in its ___________ region.
Options
A : Body
B : Head
C : Neck
D : Flap
IF1 helps in correct placement of the initiation tRNA. How does it do so?
Options
A : By guiding it to P site
B : By binding to A site
C : By dissociating the ribosomal complex
D : By binding to the P site
Which proteins perform the function of preventing reassociation of ribosomal subunits, when they finish one translation, in eukaryotes?
Options
A : eIF1 and eIF3
B : eIF3 and eIF6
C : eIF2 and eIF4
D : eIF3 and eIF5
If you compare the Kozak sequence with the SD sequence of the prokaryotes which is located at the greater distance from the start site?
Options
A : Equal distance
B : Kozak
C : Shine and Dalgarno sequence
D : Both are too far to account
Which initiation factor prevents association of ribosome when not bound to mRNA?
Options
A : IF1
B : IF2
C : IF3
D : IF4
_____________ treated ribosomes will be able to carry out elongation and termination of previously initiated translation, but can’t initiate any new translation.
Options
A : Streptomycin
B : Rifampicin
C : Tetracyclin
D : Colicin E3
What is used to regulate translation initiation in eukaryotes?
Options
A : Turnover of mRNA
B : Ubiquitination of ribosome
C : Phosphorylation of IF2
D : Methylation of IF1a
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