AP Bio Translation

What is the corresponding codon for AGT?

• UCA
• TCA
• UGA
• ACU

Which of the following does not occur in prokaryotic gene expression but does occur in eukaryotic gene expression?

• mRNA, tRNA, and rRNA are transcribed
• RNA polymerase binds to the promotor
• a poly-A tail is added to the ends of the mRNA
• Transcription can begin as soon as translation has begun even alittle

Which of the following events in translation is the first to occur in eukaryotes?

• elongation of the polypeptide
• base pairing of activated methionine-tRNA to AUG of the messenger RNA
• binding of the larger ribosomal subunit to smaller ribosomal subunits
• the small subunit of the ribosome recognizing and attaching to the 5'cap

What amino acid sequence will be produced based on the mRNA codon sequence
5'-AUG-UCU-UCG-UUA-UCC-UUG-3'

• met-ser-leu-ser-leu-ser
• met-ser-ser-leu-ser-leu
• met-leu-phe-arg-glu-glu
• met-glu-arg-arg-glu-leu

Tags

NGSS.HS-LS1-6

A possible sequence of nucleotides in the template strand of DNA that would code for the polypeptide sequence phe-leu-ile-val would be?

• 5'-TTG-CTG-CAG-TAG-3'
• 3'-AAC-GAC-GUC-AUA-5'
• 3'-AAA-AAT-ATA-ACA-5'
• 3'-AAA-GAA-TAA-CAA-5'

Tags

NGSS.HS-LS1-1

Which ribosome part contains a tRNA after it has dropped off its amino acid & is about to exit?

• A site
• P site
• E site
• B site

Which represents the correct order of "the central dogma of molecular biology"?

• protein to DNA to mRNA to trait
• DNA to mRNA to protein to trait
• DNA to protein to mRNA to trait
• trait to DNA to protein to mRNA

What happens in RNA processing and where does it occur?

• 5' cap and 3' poly A tail added, in nucleus
• 3' cap and 5' poly A tail added, in cytoplasm
• introns cut out and exons reattached, nucleus
• introns cut out and exons reattached, cytoplasm

What is an exon?

• section of mRNA that codes for protein
• section of mRNA that does not code for protein
• section of tRNA that codes for protein
• section of rRNA that codes for protein

Where are anticodons found?

• on mRNA
• on DNA
• on rRNA
• on tRNA