RNA
RNA Knowledge Quiz
Test your understanding of RNA and its various fun
Key features of this quiz:
- Multiple-choice questions
- Focus on RNA structure and fun
ction - Great for students and enthusiasts alike!
A zinc finger is a structural motif that participates in:
Replication
Translation
Transcription
Protein synthesis
In the absence of glucose and lactose, which of the following occurs in transcription?
Increased cAMP levels result in binding to the catabolite activator protein
Increased allolactose levels bind to the repressor
Decreased cAMP levels result in poor binding to the catabolite activator protein
Repressor releases from lac operator
Which of the following tRNA sites is the binding site for amino acids?
5' tail
Anticodon
Dihydrouracil arm
CCA tail
Alpha-amanitin mushroom toxin inhibits ____________________ causing __________________
RNA polymerase I, hepatotoxicity
RNA polymerase II, hepatotoxicity
RNA polymerase III, cancer
RNA polymerase II, pancreatitis
Modifications that hnRNA suffers to become mRNA
5' cap, poly A tail, splicing of introns
5' cap, poly A tail, splicing of exons
Poly A tail, splicing of introns
5' cap, poly A tail
Antibodies to spliceosomal snRNPs (anti-smith) are specific for:
Rheumatoid arthritis
Systemic Lupus Erythematosus
Psoriasis
Mixed connective tissue disease
Contain the actual genetic information coding for protein
Introns
Spliceosomes
Exons
HnRNA
Site where the incoming Aminoacyl-tRNA is located
A site
P site
E site
Which of the following medications block the A site in the ribosome preventing binding of amynoacyl transferase
Linezolid
Tetracyclines
Aminoglycosides
Macrolides
Antibiotic that blocks translocation
Linezolid
Tetracyclines
Aminoglycosides
Macrolides
Intracellular protein involved in facilitating and/or maintaining protein folding
Spliceosome
Chaperone
Amynoacyl tRNA
Peptydyl transferase
Site of the ribosome that acommodates the growing peptide
A site
P site
E site
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