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Transfer RNA: Quiz


Question 1: It produces tRNA molecules with their CCA 3' ends covalently linked to an ________.
Amino acid synthesisAmino acidMetabolismL-DOPA

Question 2: citric acid cycle (Citrate synthase, Aconitase, Isocitrate dehydrogenase, Oxoglutarate dehydrogenase, Succinyl coenzyme A synthetase, ________, Malate dehydrogenase)
FumaraseAspartate transaminaseSuccinate dehydrogenaseLong fatty acyl CoA synthetase

Question 3: It also contains a Y that stands for a modified purine ________.
Adenosine monophosphateAdenosine triphosphateAdenineNucleotide

Question 4: The ________ has three binding sites for tRNA molecules: the A (aminoacyl), P (peptidyl), and E (exit) sites.
MitochondrionCell (biology)Cell nucleusRibosome

Question 5: pre-tRNAs contain introns; in bacteria these self-splice, whereas in eukaryotes and ________ they are removed by tRNA splicing endonuclease.

Question 6: An anticodon[1] is a unit made up of three ________ that correspond to the three bases of the codon on the mRNA.
Adenosine monophosphateNucleotideAdenineAdenosine triphosphate

Question 7: anaplerotic reactions (Aspartate transaminase, Glutamate dehydrogenase, ________)
Oxoglutarate dehydrogenaseMitochondrial trifunctional proteinPyruvate dehydrogenase complexCholesterol side-chain cleavage enzyme

Question 8: Organisms vary in the number of tRNA ________ in their genome.

Question 9: [4][5] The budding yeast ________ has 275 tRNA genes in its genome.
Saccharomyces cerevisiaeFungusProteinAscomycota

Question 10: In the human genome, which according to current estimates has about 27,161 genes [6] in total, there are about 4,421 ________ genes, which include tRNA genes.
Non-coding RNASmall nucleolar RNAMessenger RNADNA

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