Cytogenetics Control Translation Online Exam Quiz
Cytogenetics Control Translation GK Quiz. Question and Answers related to Cytogenetics Control Translation. MCQ (Multiple Choice Questions with answers about Cytogenetics Control Translation
The production of casein by rat mammary gland tissue reduces 100 fold in the absence of prolactin hormone. This reduction is due to_____________
Options
A : Binding of eIF4E by PHAS 1
B : Greater turnover of mRNA for casein
C : Lesser synthesis of casein mRNA
D : Development of secondary structure on mRNA preventing translation
The Stem loop structures at the 5’ UTR of Ferritin is not ______________
Options
A : Binding to IRE-BP
B : Regulation ferritin level
C : Degraded when unbound
D : Acting as iron sensor
Which of these is not an NMD factor?
Options
A : DCP1
B : Exonuclease
C : EJC
D : Ski 7
Which of the following acts as a GAP during translation?
Options
A : eIF2B
B : eIF4F
C : eIF1a
D : eIF5B
Mitogens can control translation efficiency by acting on _____________ factor which ___________
Options
A : eIF4 factors which increases translation
B : eIF4A factors which decreases translation
C : eIF4E factors which increases translation
D : eIF4G factors which decreases translation
In a synergistic model of initiation which of the following factor doesn’t directly lead to initiation?
Options
A : eIF4E
B : PAB1
C : eIF4G
D : Protein X
Which of the following is the correct sequence of turnover?
Options
A : Exonucleolytic degradation, decapping, deadenylation
B : Exonucleolytic degradation, deadenylation and decapping
C : Deadenylation, decapping, exonucleolytic degradation
D : Decapping, deadenylation and exonucleolytic degradation
When the intracellular iron level is low, the turnover of transferrin mRNA is________
Options
A : Increased
B : Decreased
C : Kept normal
D : Doesn’t effect
In an experiment you delete a part of the 5’ UTR of transferring mRNA, what will be its effect on iron sensitivity?
Options
A : It will be able to sense iron changes better
B : It will not be able to sense the iron changes
C : No change
D : It will have leaky sensitivity
In an experiment with the effect of insulin on the protein synthesis, which of the factors doesn’t play a role?
Options
A : RTK
B : mTOR
C : eIF4E
D : eIF2B
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