10 Questions
Which of the following is true about MiRNAs?
They are noncoding RNAs.
What is the function of Long noncoding RNAs like Xist?
Inactivate the X chromosome in females.
What is the significance of the 'wobble position' in codons?
Allows for multiple codons to specify the same amino acid.
Which of the following antibiotics blocks the peptidyl transferase reaction on ribosomes?
Chloramphenicol
'Transitions' in point mutations involve changes between which nucleotides?
Guanine to adenine
'Missense mutations' result in:
Change to a different protein.
'Germ-line cells' give rise to:
Gametes.
'Signal transduction' is the process of:
Converting signals into cellular responses.
'SNPs' cause polymorphism by:
'Single nucleotide substitutions.'
'Proteasomes' in eukaryotic cells are responsible for:
Breaking down proteins.
This quiz covers various aspects of RNA biology, including small nuclear RNAs (snRNAs), spliceosomes, noncoding RNAs like microRNAs and long noncoding RNAs, and the role of Triplets and Codons in protein synthesis.
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