Use the mRNA codon table below to answer the question. A tRNA with the anticodon 5' AUG 3' would carry the amino acid..... first codon nucleotide second codon nucleotide G Cys Cys STOP A U C A U Phe Ser Tyr Phe Ser Tyr Leu Ser STOP Leu Ser STOP Pro Pro Pro Pro Thr Asn Thr Asn Thr Lys Thr Lys C Leu Leu Leu Leu His His Gin Gin Alle lle lle Met G Val Ala Asp Val Ala Asp Val Ala Glu Val Ala Glu Trp Arg Arg Arg Arg Ser Ser Arg Arg Gly Gly Gly Gly UUAGUCAGUASCAG ▬▬▬▬▬▬ third codon nucleotide

First Letter A G U с 22. Using the provided "Genetic Code-Reference" answer the following question. Based on the following DNA template strand, write out the amino acid chain produced. 23. Consider the following mRNA base codon sequence 5'-AUC-GAA-3' and the provided "Genetic Code-Reference". Genetic Code-Reference UUU UUC UUA UUG CUU CUC CUA CUG (mutated or silent) (mutated or silent) b. Briefly explain your reasoning for each. (be sure to include both parts) AULLY AUU a. Label which of the following would result in a mutated amino acid sequence or a silent mutation. (May help to first determine the original amino acid sequence, then compare to mutations) U Phe mRNA codon sequence: anticodon sequence: amino acid sequence: Leu Leu 5'-AUA-GAA-3' Val 5'- AUC-GAC-3' AUC Ille AUA AUAJ *AUG Met/Start GUU GUC GUA GUG UCU UCC UCA UCG) CCU) CCC ccc CCA 000 CCG ACU ACU ACC ACA ACG, C GCU GCC GCA GCG Second Letter Ser Pro Thr 3'-CAA-GTC-TGT-5' Ala UAU UAC) Tyr Туг A **UAA Stop UAG Stop CAU] CACJ…

PLEASE FL OUT TABLE USING INSTRXUTIONS -USE BASE PAIRING RULES TO COMPLETE SECOND COLUMN FOR EACH MUTATION WRIYE IN ANY MRNA DOEONS RHAT WILL BE FHANGED AS THE REEULR OF RHE MURATION AND USE X MARKS RO INDÍCATE DOONS THAT WONT BE FHANGES CIRCLE STOP CODONS

Using the codon table, identify a 5’-3’ sequence of nucleotides in the dna template strand for mRna coding for the polypeptide sequence NH2-PHe-Pro-lys-COOH.

(ol soupe bannos96 SAM 3 A small strand of DNA has this sequence: 0pxbeter owl nade hoparg TACCGGAAACTG ATGGCCTTTGAC a. If the TOP strand is the template strand, what will be the mRNA made from this DNA read from left to right? What process allows for the mRNA to be made? b. If this is a eukaryotic mRNA, where does transcription occur? What would happen if the mRNA was not processed? c. What is the sequence of the protein made (use the genetic code below)? What process allows for the protein to be made?

ebitgeqyloq erl to noihoq ertt qu 9lem bluow iert ebios onime et enimalsb nworle llew as yes TOi noitemoini ebulonl elelgmst AMO 3. The following MRNA strand is being used to assemble a polypeptide strand by a ribosome: 5'-AUGCUUGCUCAUCGGGGUUUUAA-3' AHR (a) Write out the amino acids that will be assembled, in their correct order. (b) Provide an alternative MRNA sequence with four or more changes that would translate to the same amino acid sequence.

For each altered nucleotide sequence give the type of mutation (effect at the DNA/nucleotide level; see #1 above)

Which of the triplets below is a possible anticodon for a tRNA that transports Leucine (Leu) to a ribosome? Second letter C UGU cys UCU1 UCC UCA UCG UAU Tyr UACS Ser UAA Stop UGA Stop A UAG Stop UGG Trp UUU UGCS Phe UUC U UUA UUG FLeu CAU HiS CGU] CUU CUC Leu CCU ССС CCA CCGJ CACS CGC Arg CGA CAA GIn Pro C CUA CUG J CAG S CGG AUU AUC lle AUA AAU Asn AGU ser ACU АСС Thr ACA AAC AAA ys AGA Arg AAG J AGC AUG Met ACG Lys AGG J GUU GUC CUA Val GAU ASP GCU GACJ GCC FAla GGU] GGC CGA Gly CCA C CAA M UCAG Third letter UCAG UCAG First letter

Which codons do not have a matching tRNA? Select all that apply O UAA O AUG O UGA UGG OUAG

Second letter C A UUU Phenyl- UUC alanine UCU UCC UAU UAC UGU UGC Tyrosine Cysteine Serine UCA UCG UAA Stop codon UAG Stop codon UGA Stop codon UGG Tryptophan UUA A Leucine UUG CCU ССС CAU CAC CUU CGU CGC Histidine C CUC C CUA Leucine Proline Arginine CCA СCG CGA CGG A CAA CAG CUG Glutamine AGU AGC AUU AAU ААС ACU Asparagine Serine AUC Isoleucine A AUA ACC АСА Threonine AAA AGA Methionine; start codon ACG Lysine Arginine AUG AAG AGG U GUU GUC GUA GCU GCC GCA GAU Aspartic GAC acid GGU GGC GGA GGG Valine Alanine Glycine GAA Glutamic GAG acid GUG GCG G Given the codon UCA in the first exon of a gene, which change is most likely to result in a nonsense mutation? A transversion of A to U Change of nucleotide in the third position Change of nucleotide in the first position A transition of A to G Change of nucleotide in the second position First letter Third letter