MMSC 490 exam 2 (With 100% correct answers)
Aminoacyl-tRNA syntheses are enzymes that.... correct answers attach amino acids to specific transfer RNAs Which of the following statements about introns is true? correct answers Some types of organisms generally do not have introns The primary function of factor EF-G is to... correct answers move the peptide-tRNA from the A site of the ribosome In bacteria, mRNAs are.... correct answers transcribed and translated simultaneously The combined sizes of prokaryotic and eukaryotic ribosomes are... correct answers 70S and 80S repectively Eukaryotic ribosomes recognize and initially bind to what structure on the mRNA? correct answers The 7-methylguanosine cap Which of the following statements is true for the activity of core RNA polymerase in E. coli? correct answers Core RNA polymerase can synthesize RNA from a DNA template but cannot initiate transcription at the correct site Which of the following sentences makes a correct statement about nucleosomes? correct answers A nucleosome core particle contains a core of histones with DNA wrapped around i The TATA box is a common component of promoters for... correct answers RNA polymerase II During E. coli replication, all newly synthesized or nascent DNA fragments must have which characteristic? correct answers 5' triphosphates and 3' hydroxyl
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