BS 161 FINAL EXAM QUESTIONS AND

BS 161 FINAL EXAM QUESTIONS AND

ANSWERS 100% score (Newest 2025) Proteins can be used for which of the following cellular roles?Cell signaling Cell communication All of these answers are correct Structural support Biological catalysis - Correct Answers ✅All of these answers are correct Given the mRNA sequence 5' - UAUGACAUAAUCU - 3', use the codon table to determine the peptide a ribosome would translate.Met - Thr Met - Thr - Ser Tyr - Asp - Ile - IIe Met - Tyr - Asp - Ile - IIe - Correct Answers ✅Met - Thr

In translation, new monomers are added at the:

5' end.3' end.N-terminus. 1 / 4

BS 161 FINAL EXAM QUESTIONS AND

ANSWERS 100% score (Newest 2025) C-terminus. - Correct Answers ✅C-terminus.Based on the picture, what anti-codon will the next tRNA have?

3'-ACC-5'

3'-GGU-5'

3'-UGG-5'

3'-CCA-5'

NOTE: Image 4 - Correct Answers ✅3'-CCA-5'

The codons in mRNA specify the amino acids that are used to make a protein. Some amino acids are specified by just one codon, whereas others are specified by multiple codons.True False - Correct Answers ✅True

A tRNA contains:

an amino acid attachment site and a start codon.a stop codon and Shine-Dalgarno sequence.an amino acid attachment site and an anticodon loop. 2 / 4

BS 161 FINAL EXAM QUESTIONS AND

ANSWERS 100% score (Newest 2025) an anticodon loop and promoter binding site.a ribosome binding site and 5ʹ cap. - Correct Answers ✅an amino acid attachment site and an anticodon loop.Based on the picture, what amino acid will the next tRNA carry?Gly Met Tyr Pro

NOTE: image 7 - Correct Answers ✅Gly

Which of the following brings amino acids to the ribosome for use in translation?siRNA tRNA mRNA rRNA - Correct Answers ✅tRNA What amino acid sequence will be produced from this mRNA

sequence: 5' - AUG UUU CCU - 3'? 3 / 4

BS 161 FINAL EXAM QUESTIONS AND

ANSWERS 100% score (Newest 2025) C-terminus - Met - Phe - Pro - N-terminus 5' - Met - Phe - Pro - 3' N-terminus - Met - Phe - Pro - C-terminus 3' - Met - Phe - Pro - 5' - Correct Answers ✅N-terminus - Met - Phe - Pro - C-terminus

Aminoacyl tRNA synthetases:

attach anticodons to uncharged tRNAs.mediate the binding of tRNA anticodons to mRNA codons.attach aminos to growing peptide chains in the ribosome.attach amino acids to uncharged tRNAs. - Correct Answers ✅attach amino acids to uncharged tRNAs.Polycistronic mRNAs encode multiple proteins.True False - Correct Answers ✅True The first codon in every protein is ___ in DNA and ___ in mRNA (select two choices).

UAA AUG

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