Answered: The degeneracy of the codon system…

Name: The degeneracy of the codon system allows for silent mutations since
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Description: The degeneracy of the codon system allows for silent mutations since often a mutation at the third position in the codon willencode for the same amino acid.TrueO False

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Biology

The degeneracy of the codon system allows for silent mutations since often a mutation at the third position in the codon w encode for the same amino acid. O True O False

Human Biology (MindTap Course List)

11th Edition

ISBN:9781305112100

Author:Cecie Starr, Beverly McMillan

Publisher:Cecie Starr, Beverly McMillan

Chapter21: Dna, Genes, And Biotechnology

Section: Chapter Questions

Problem 6SQ

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Most codons specify an _________ . a. protein c. amino acid b. polypeptide d. mRNA
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The name for the kind of point mutation/base substitution when a codon changes from CCC (which codes for proline) to CGC (which codes for arginine) is mutation. 2nd base in codon U CAG Cys Cys STOP STOP Trp Arg Arg Arg Arg Ser Ser Arg Arg Gly Gly Gly Gly Phe U Phe Leu Leu Ser Ser Ser Ser Tyr Tyr STOP Leu Leu Leu Leu Pro Pro Pro Pro His His Gln Gln C Asn Asn lle lle lle Met Thr Thr Thr Thr Ala Ala Ala Ala Lys Lys Asp Asp Glu Glu Val Val Val Val 3rd base in codon DCAGUCAGUCAGUCAG 1st base in codon
A point mutation that changes a codon specifying an amino acid into a stop codon is called a
Table 1. The Genetic Code: Codons and Their Amino Acids First Two Nucleotides of Codons Last Nucleotide of Codons The Amino Acids A UU phe phe leu leu Abbreviations Names UC gly glycine ser ser ser ser UA tyr tyr term ala alanine term val valine UG cys cys term trp ile isoleucine leu leucine CU leu leu leu leu ser serine CC pro pro pro pro threonine proline aspartate glutamate lysine arginine thr CA his his gin gin pro asp glu lys CG arg arg arg arg AU le ile ile met AC thr thr thr thr arg asparagine glutamine cysteine methlonine asn AA lys lys asn asn gin AG ser ser arg arg cys met GU val val val val trp phe tryptophan phenylalanine tyrosine histidine GC ala ala ala ala tyr his GA asp asp glu glu GG gly gly gly gly term termination 3. Use Table 1 to read the codons below. Find the name of the amino acid and write it in the space provided. If the letters code for more than one amino acid, separate the names by dashes. b. UUA: c. GAG: d. UAUCUA: e. AUCUUG: f. AAGAGUUCG: g. AAAUUUGGG: h.…
When examining the genetic code, it is apparent that ________. there are 44 stop codons because there are only 20 amino acids there can be more than one codon for a particular amino acid AUG is a terminating codon the code is ambiguous in that the same codon can code for two or more amino acids there can be more than one amino acid for a particular codon
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A mutation occurs within a gene sequence but no change is detected in the amino acid sequence. What is the most likely explanation? Mutation occurred in the exon which is spliced out Mutation occurred in the third nucleotide of a codon Mutation occurred in the second nucleotide of a codon Mutation occurred in the first nucleotide of a codon
A small section of mRNA codons has the following sequence:UGG GAA ACC UUC Some Amino Acids Aspartate Glutamate Glutamine Isoleucine Threonine Methionine Asparagine Tryptophan Phenylalanine The amino acids listed above that are coded by the mRNA codons are Answer, Answer, Answer, and Answer.Record your answer in order from left to right codons.
Which of the lettered arrows in the diagram of translation indicates an amino acid? A/G|G A AUGGG A C
Introns in mRNA bind to tRNA at the ribosome true False
explain why a mutation in the dna nucleotide sequence that corresponds to the 3rd nitrogen base in the mrna codon is not as serious as a mutation in the dna that corresponds to the first nitrogen base in the mrna codon