10 Questions
What is the function of MiRNAs in gene expression control?
Controlling gene expression by base pairing
Which of the following antibiotics blocks the peptidyl transferase reaction on ribosomes?
Chloramphenicol
What is the significance of the Wobble position in the genetic code?
It allows for nonstandard base pairing and degeneracy
Which type of mutation results in a change to a stop codon in a gene sequence?
Nonsense mutation
What is the role of release factors in translation?
Signaling ribosomes to stop translation
What is a characteristic feature of prokaryotic mRNAs regarding their coding ability?
(Polysistronic) nature encoding several proteins
Which enzyme is responsible for adding phosphates to proteins?
(Kinase)
(Wild type) genes are characterized by being:
(Non-mutated) in their natural form
What is the primary role of snRNPs in RNA splicing?
(Carrying out) RNA splicing together with proteins
What process is involved in converting signals into cellular responses?
Signal transduction
Test your knowledge on small nuclear RNAs (snRNAs), spliceosome, noncoding RNAs like microRNAs, and gene expression mechanisms involving RNA interference and long noncoding RNAs like Xist. Learn about triplets, codons, and their roles in coding for amino acids.
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