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Chapter 1 - Support and Movement in Living Organisms

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Chapter 2 - Hormonal Coordination in Living Organisms

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Chapter 3 - Reproduction in Living Organisms

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Chapter 4 - Immunity in Living Organisms

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Chapter 5 - Molecular Biology - DNA Structure and Function

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Chapter 6 - Molecular Biology - RNA, Protein Synthesis and Genetic Engineering

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Chapter 7 - Geology, Earth Sciences and Ecology

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Quiz

Lesson 1: Types of RNA, Genetic Code and Protein Translation — Picture questions (exam style)

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  • Questions count: 241
  • Passing grade: 60%
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1.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ AUG-GUG-GAU-UCA-AAA 3′, chain: Tyr-His-Leu-Ser-Phe
mRNA: 5′ AUG-GUG-GAU-UCA-AAA 3′, chain: Met-Val-Asp-Ser-Lys
mRNA: 5′ ATG-GTG-GAT-TCA-AAA 3′, chain: Trp-Trp-Ile-Gln-Lys
mRNA: 5′ UAC-CAC-CUA-AGU-UUU 3′, chain: Met-Val-Asp-Ser-Lys
2.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 1
missense substitution, amino acids produced = 1
3.
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CGG-GCG-CUC 3′, chain: Ser-Arg-Ala
mRNA: 5′ CTC-GCG-GGC 3′, chain: Arg-Ala-Leu
mRNA: 5′ CUC-GCG-GGC 3′, chain: Leu-Ala-Gly
mRNA: 5′ CTC-GCG-GGC 3′, chain: Glu-Arg-Pro
4.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 3
silent substitution, amino acids produced = 4
5.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ ACA-GUU-CGA-UUA 3′, chain: Val-Lys-Leu-Ile
mRNA: 5′ UGU-CAA-GCU-AAU 3′, chain: Cys-Gln-Ala-Asn
mRNA: 5′ TGT-CAA-GCT-AAT 3′, chain: Stop
mRNA: 5′ UGU-CAA-GCU-AAU 3′, chain: Thr-Val-Arg-Leu
6.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 5
silent substitution, amino acids produced = 5
deletion causing a frameshift, amino acids produced = 1
silent substitution, amino acids produced = 4
7.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ ATG-AAG-TCA-TAC-AGA 3′, chain: Arg-His-Thr-Glu-Val
mRNA: 5′ UAC-UUC-AGU-AUG-UCU 3′, chain: Met-Lys-Ser-Tyr-Arg
mRNA: 5′ AUG-AAG-UCA-UAC-AGA 3′, chain: Met-Lys-Ser-Tyr-Arg
mRNA: 5′ AGA-CAU-ACU-GAA-GUA 3′, chain: Stop
8.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 4
silent substitution, amino acids produced = 4
missense substitution, amino acids produced = 1
9.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 5
silent substitution, amino acids produced = 3
silent substitution, amino acids produced = 4
silent substitution, amino acids produced = 5
10.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ AUG-GGU-GAC-GUA-AAU 3′, chain: Stop
mRNA: 5′ UAA-AUG-CAG-UGG-GUA 3′, chain: Tyr-Pro-Leu-His-Leu
mRNA: 5′ UAA-AUG-CAG-UGG-GUA 3′, chain: Met-Gly-Asp-Val-Asn
mRNA: 5′ AUG-GGU-GAC-GUA-AAU 3′, chain: Met-Gly-Asp-Val-Asn
11.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 3
missense substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 1
deletion causing a frameshift, amino acids produced = 3
12.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
silent substitution, amino acids produced = 5
silent substitution, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 1
13.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 2
nonsense substitution (early stop), amino acids produced = 1
missense substitution, amino acids produced = 1
14.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CGC-ACA-UUG-AUA-GUG 3′, chain: Arg-Thr-Leu-Ile-Val
mRNA: 5′ GCG-UGU-AAC-UAU-CAC 3′, chain: Ala-Cys-Asn-Tyr-His
mRNA: 5′ GUG-AUA-GUU-ACA-CGC 3′, chain: Ala-Cys-Asn-Tyr-His
mRNA: 5′ CGC-ACA-TTG-ATA-GTG 3′, chain: Ala-His
15.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 3
silent substitution, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 3
16.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CCA-AUG-GGU-CAU-GAG 3′, chain: Glu-Tyr-Trp-Val-Thr
mRNA: 5′ CCA-AUG-GGU-CAU-GAG 3′, chain: Pro-Met-Gly-His-Glu
mRNA: 5′ GAG-UAC-UGG-GUA-ACC 3′, chain: Pro-Met-Gly-His-Glu
mRNA: 5′ GAG-UAC-UGG-GUA-ACC 3′, chain: Glu-Tyr-Trp-Val-Thr
17.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 3
missense substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 1
deletion causing a frameshift, amino acids produced = 4
18.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
silent substitution, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 4
19.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 1
missense substitution, amino acids produced = 1
silent substitution, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 2
20.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GAA-GAU-CGU-UAU 3′, chain: Ile-Thr-Ile-Phe
mRNA: 5′ CUU-CUA-GCA-AUA 3′, chain: Leu-Leu-Ala-Ile
mRNA: 5′ CTT-CTA-GCA-ATA 3′, chain: Phe
mRNA: 5′ GAA-GAU-CGU-UAU 3′, chain: Leu-Leu-Ala-Ile
21.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ ATG-TGG-TTC-GGT-CCG 3′, chain: Met-Trp-Phe-Gly-Pro
mRNA: 5′ UAC-ACC-AAG-CCA-GGC 3′, chain: Met-Trp-Phe-Gly-Pro
mRNA: 5′ AUG-UGG-UUC-GGU-CCG 3′, chain: Met-Trp-Phe-Gly-Pro
mRNA: 5′ AUG-UGG-UUC-GGU-CCG 3′, chain: Cys-Gly-Ser-Val-Arg
22.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 1
missense substitution, amino acids produced = 2
23.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CGC-CAA-UGC-CCU-AUA 3′, chain: Arg-Gln-Cys-Pro-Ile
mRNA: 5′ CGC-CAA-TGC-CCT-ATA 3′, chain: Arg-Gln-Cys-Pro-Ile
mRNA: 5′ CGC-CAA-TGC-CCT-ATA 3′, chain: Ala-Val-Thr-Gly-Tyr
mRNA: 5′ CGC-CAA-TGC-CCT-ATA 3′, chain: Ala-Asn-Ala-Leu-Tyr
24.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ AUG-UCG-UCA-UCU 3′, chain: Cys-Arg-His-Leu
mRNA: 5′ ATG-TCG-TCA-TCT 3′, chain: Met-Ser-Ser-Ser
mRNA: 5′ AUG-UCG-UCA-UCU 3′, chain: Met-Ser-Ser-Ser
mRNA: 5′ ATG-TCG-TCA-TCT 3′, chain: Tyr-Ser-Ser-Arg
25.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
26.
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ TTA-CCT-TGT 3′, chain: Leu-Pro-Cys
mRNA: 5′ AAU-GGA-ACA 3′, chain: Asn-Gly-Thr
mRNA: 5′ UUA-CCU-UGU 3′, chain: Leu-Pro-Cys
mRNA: 5′ AAU-GGA-ACA 3′, chain: Cys-Ser-Ile
27.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 1
silent substitution, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 3
28.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 2
deletion causing a frameshift, amino acids produced = 2
nonsense substitution (early stop), amino acids produced = 1
silent substitution, amino acids produced = 4
29.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 1
silent substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 3
30.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 2
deletion causing a frameshift, amino acids produced = 2
missense substitution, amino acids produced = 3
31.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 4
missense substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 5
missense substitution, amino acids produced = 1
32.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ UCG-CAA-UAC-AAA 3′, chain: Ser-Gln-Tyr-Lys
mRNA: 5′ AAA-CAU-AAC-GCU 3′, chain: Lys-His-Asn-Ala
mRNA: 5′ AAA-CAT-AAC-GCT 3′, chain: Lys-His-Asn-Ala
mRNA: 5′ AAA-CAT-AAC-GCT 3′, chain: Phe-Val-Leu-Arg
33.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 1
silent substitution, amino acids produced = 3
34.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 4
missense substitution, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 3
silent substitution, amino acids produced = 3
35.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 4
missense substitution, amino acids produced = 5
nonsense substitution (early stop), amino acids produced = 1
36.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 1
silent substitution, amino acids produced = 1
silent substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 3
37.
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CGC-AAA-ATT 3′, chain: Arg-Lys-Ile
mRNA: 5′ CGC-AAA-AUU 3′, chain: Arg-Lys-Ile
mRNA: 5′ CGC-AAA-AUU 3′, chain: Ala-Lys-Phe
mRNA: 5′ CGC-AAA-AUU 3′, chain: Leu-Lys-Arg
38.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ AUU-CGU-GCA-GGU-CUG 3′, chain: Val-Trp-Thr-Cys-Leu
mRNA: 5′ GTC-TGG-ACG-TGC-TTA 3′, chain: Ser-Gly-Arg-Ala
mRNA: 5′ CAG-ACC-UGC-ACG-AAU 3′, chain: Gln-Thr-Cys-Thr-Asn
mRNA: 5′ GUC-UGG-ACG-UGC-UUA 3′, chain: Val-Trp-Thr-Cys-Leu
39.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GGC-GAU-AGG-GAC-UAA 3′, chain: Gly-Asp-Arg-Asp
mRNA: 5′ CCG-CUA-UCC-CUG-AUU 3′, chain: Gly-Asp-Arg-Asp
mRNA: 5′ GGC-GAU-AGG-GAC-UAA 3′, chain: Arg-Tyr-Pro
mRNA: 5′ CCG-CUA-UCC-CUG-AUU 3′, chain: Pro-Leu-Ser-Leu-Ile
40.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 3
missense substitution, amino acids produced = 3
41.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 3
missense substitution, amino acids produced = 1
missense substitution, amino acids produced = 3
42.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 1
silent substitution, amino acids produced = 1
43.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GUU-GGG-CCA-CUU-GCA 3′, chain: Val-Gly-Pro-Leu-Ala
mRNA: 5′ GUU-GGG-CCA-CUU-GCA 3′, chain: Thr-Phe-Thr-Gly-Leu
mRNA: 5′ GTT-GGG-CCA-CTT-GCA 3′, chain: Gln-Pro-Gly-Glu-Arg
mRNA: 5′ GUU-GGG-CCA-CUU-GCA 3′, chain: Gln-Pro-Gly-Glu-Arg
44.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 5
nonsense substitution (early stop), amino acids produced = 5
deletion causing a frameshift, amino acids produced = 3
missense substitution, amino acids produced = 4
45.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 3
silent substitution, amino acids produced = 4
missense substitution, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 3
46.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
silent substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 1
47.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 1
missense substitution, amino acids produced = 2
missense substitution, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 2
48.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 4
missense substitution, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 5
nonsense substitution (early stop), amino acids produced = 1
49.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CAU-UAC-CUU-GUA 3′, chain: Met-Phe-His-Tyr
mRNA: 5′ AUG-UUC-CAU-UAC 3′, chain: Met-Phe-His-Tyr
mRNA: 5′ UAC-AAG-GUA-AUG 3′, chain: Cys-Ser-Ile-Thr
mRNA: 5′ ATG-TTC-CAT-TAC 3′, chain: His-Tyr-Leu-Val
50.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 4
missense substitution, amino acids produced = 4
silent substitution, amino acids produced = 1
missense substitution, amino acids produced = 3
51.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 5
missense substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 5
silent substitution, amino acids produced = 3
52.
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ UAC-AAU-GAG 3′, chain: Cys-Tyr-Ser
mRNA: 5′ ATG-TTA-CTC 3′, chain: Tyr-Asn-Glu
mRNA: 5′ AUG-UUA-CUC 3′, chain: Met-Leu-Leu
mRNA: 5′ ATG-TTA-CTC 3′, chain: Cys-Tyr-Ser
53.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 1
silent substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 4
54.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GCC-GGC-TCT-CAG 3′, chain: Pro-Ala-Leu-Arg
mRNA: 5′ GCC-GGC-UCU-CAG 3′, chain: Arg-Pro-Arg-Val
mRNA: 5′ GCC-GGC-UCU-CAG 3′, chain: Ala-Gly-Ser-Gln
mRNA: 5′ GAC-UCU-CGG-CCG 3′, chain: Ala-Gly-Ser-Gln
55.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 2
nonsense substitution (early stop), amino acids produced = 1
56.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
silent substitution, amino acids produced = 4
missense substitution, amino acids produced = 5
silent substitution, amino acids produced = 3
57.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ UCA-GGA-GUU-UCU-AGU 3′, chain: Gln-Glu-Phe-Leu-Val
mRNA: 5′ TCA-GGA-GTT-TCT-AGT 3′, chain: Ser-Gly-Val-Ser-Ser
mRNA: 5′ UCA-GGA-GUU-UCU-AGU 3′, chain: Ser-Gly-Val-Ser-Ser
mRNA: 5′ UGA-UCU-UUG-AGG-ACU 3′, chain: Ser-Pro-Gln-Arg-Ser
58.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 4
missense substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 4
59.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GUU-ACC-UUU-UUA-AGC 3′, chain: Arg-Ile-Phe-Pro-Leu
mRNA: 5′ CGA-AUU-UUU-CCA-UUG 3′, chain: Leu-Pro-Phe
mRNA: 5′ CAA-UGG-AAA-AAU-UCG 3′, chain: Val-Thr-Phe-Leu-Ser
mRNA: 5′ GUU-ACC-UUU-UUA-AGC 3′, chain: Val-Thr-Phe-Leu-Ser
60.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
missense substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 3
61.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
silent substitution, amino acids produced = 3
62.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 2
deletion causing a frameshift, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 3
deletion causing a frameshift, amino acids produced = 2
63.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 1
missense substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 4
64.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 3
65.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 3
silent substitution, amino acids produced = 4
silent substitution, amino acids produced = 5
deletion causing a frameshift, amino acids produced = 4
66.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 5
silent substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 1
silent substitution, amino acids produced = 1
67.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 5
deletion causing a frameshift, amino acids produced = 1
missense substitution, amino acids produced = 4
silent substitution, amino acids produced = 3
68.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 4
missense substitution, amino acids produced = 3
missense substitution, amino acids produced = 4
69.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 4
deletion causing a frameshift, amino acids produced = 2
deletion causing a frameshift, amino acids produced = 1
missense substitution, amino acids produced = 4
70.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 4
silent substitution, amino acids produced = 4
missense substitution, amino acids produced = 3
71.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ AUG-CAU-CUA-UCC-UGG 3′, chain: Tyr-Val-Asp-Arg-Thr
mRNA: 5′ GGU-CCU-AUC-UAC-GUA 3′, chain: Tyr-Val-Asp-Arg-Thr
mRNA: 5′ AUG-CAU-CUA-UCC-UGG 3′, chain: Met-His-Leu-Ser-Trp
mRNA: 5′ UAC-GUA-GAU-AGG-ACC 3′, chain: Met-His-Leu-Ser-Trp
72.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CAC-UGG-AUU-CGU-UAC 3′, chain: Val-Thr-Asn-Pro-Val
mRNA: 5′ CAT-TGC-TTA-GGT-CAC 3′, chain: Val-Thr-Asn-Pro-Val
mRNA: 5′ GUA-ACG-AAU-CCA-GUG 3′, chain: His-Trp-Ile-Arg-Tyr
mRNA: 5′ CAU-UGC-UUA-GGU-CAC 3′, chain: His-Cys-Leu-Gly-His
73.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 1
deletion causing a frameshift, amino acids produced = 4
silent substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 5
74.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ ATA-CGT-AAG-CCG-CTT 3′, chain: Tyr-Val-Ser-Arg-Leu
mRNA: 5′ UUC-GCC-GAA-UGC-AUA 3′, chain: Ile-Arg-Lys-Pro-Leu
mRNA: 5′ UUC-GCC-GAA-UGC-AUA 3′, chain: Tyr-Ala-Phe-Gly-Glu
mRNA: 5′ AUA-CGU-AAG-CCG-CUU 3′, chain: Ile-Arg-Lys-Pro-Leu
75.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 5
nonsense substitution (early stop), amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 5
missense substitution, amino acids produced = 4
76.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 1
silent substitution, amino acids produced = 1
missense substitution, amino acids produced = 5
77.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 3
missense substitution, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 4
78.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GAU-GAA-UUG-CGC-AUA 3′, chain: Asp-Glu-Leu-Arg-Ile
mRNA: 5′ AUA-CGC-GUU-AAG-UAG 3′, chain: Asp-Glu-Leu-Arg-Ile
mRNA: 5′ GAU-GAA-UUG-CGC-AUA 3′, chain: Ile-Arg-Val-Lys
mRNA: 5′ GAT-GAA-TTG-CGC-ATA 3′, chain: Asp-Glu-Leu-Arg-Ile
79.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
missense substitution, amino acids produced = 5
deletion causing a frameshift, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 5
80.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 3
silent substitution, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 1
81.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 4
missense substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
missense substitution, amino acids produced = 3
82.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 5
missense substitution, amino acids produced = 3
silent substitution, amino acids produced = 4
silent substitution, amino acids produced = 1
83.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ ATG-GTA-ACG-GTT-CGC 3′, chain: Arg-Leu-Ala-Met-Val
mRNA: 5′ AUG-GUA-ACG-GUU-CGC 3′, chain: Trp
mRNA: 5′ ATG-GTA-ACG-GTT-CGC 3′, chain: Tyr-His-Cys-Gln-Ala
mRNA: 5′ AUG-GUA-ACG-GUU-CGC 3′, chain: Met-Val-Thr-Val-Arg
84.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
silent substitution, amino acids produced = 3
silent substitution, amino acids produced = 4
85.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ AGC-CUU-CAA-CUC 3′, chain: Ser-Leu-Gln-Leu
mRNA: 5′ UCG-GAA-GUU-GAG 3′, chain: Ser-Glu-Val-Glu
mRNA: 5′ GAG-UUG-AAG-GCU 3′, chain: Glu-Leu-Lys-Ala
mRNA: 5′ GAG-UUG-AAG-GCU 3′, chain: Ser-Glu-Val-Glu
86.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
silent substitution, amino acids produced = 5
missense substitution, amino acids produced = 3
silent substitution, amino acids produced = 4
87.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 1
missense substitution, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 3
deletion causing a frameshift, amino acids produced = 3
88.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 2
deletion causing a frameshift, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 3
89.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 2
nonsense substitution (early stop), amino acids produced = 1
deletion causing a frameshift, amino acids produced = 1
missense substitution, amino acids produced = 1
90.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 3
91.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
silent substitution, amino acids produced = 3
missense substitution, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 3
92.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 1
silent substitution, amino acids produced = 4
silent substitution, amino acids produced = 1
93.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
missense substitution, amino acids produced = 3
missense substitution, amino acids produced = 5
nonsense substitution (early stop), amino acids produced = 5
94.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GUG-GGA-AAC-GCG-UGU 3′, chain: Val-Gly-Asn-Ala-Cys
mRNA: 5′ GTG-GGA-AAC-GCG-TGT 3′, chain: Cys-Ala-Gln-Arg-Val
mRNA: 5′ GUG-GGA-AAC-GCG-UGU 3′, chain: Cys-Ala-Gln-Arg-Val
mRNA: 5′ CAC-CCU-UUG-CGC-ACA 3′, chain: Cys-Ala-Gln-Arg-Val
95.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
silent substitution, amino acids produced = 4
missense substitution, amino acids produced = 1
96.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 5
missense substitution, amino acids produced = 4
silent substitution, amino acids produced = 3
silent substitution, amino acids produced = 4
97.
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ AGA-GCC-AAA 3′, chain: Arg-Ala-Lys
mRNA: 5′ UCU-CGG-UUU 3′, chain: Lys-Pro-Arg
mRNA: 5′ UCU-CGG-UUU 3′, chain: Arg-Ala-Lys
mRNA: 5′ AGA-GCC-AAA 3′, chain: Ser-Arg-Phe
98.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 4
silent substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 4
missense substitution, amino acids produced = 5
99.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 1
silent substitution, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 2
deletion causing a frameshift, amino acids produced = 2
100.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GUG-UUU-CCC-UUA 3′, chain: Cys-Phe-Pro
mRNA: 5′ GTG-TTT-CCC-TTA 3′, chain: Cys-Phe-Pro
mRNA: 5′ GUG-UUU-CCC-UUA 3′, chain: Val-Phe-Pro-Leu
mRNA: 5′ CAC-AAA-GGG-AAU 3′, chain: Val-Phe-Pro-Leu
101.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
missense substitution, amino acids produced = 3
silent substitution, amino acids produced = 1
silent substitution, amino acids produced = 3
102.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 4
missense substitution, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 3
103.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 4
silent substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 1
silent substitution, amino acids produced = 3
104.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ UAC-UUC-GUC-AGG 3′, chain: Met-Lys-Gln-Ser
mRNA: 5′ AUG-AAG-CAG-UCC 3′, chain: Stop
mRNA: 5′ AUG-AAG-CAG-UCC 3′, chain: Met-Lys-Gln-Ser
mRNA: 5′ UAC-UUC-GUC-AGG 3′, chain: Tyr-Phe-Val-Arg
105.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 1
silent substitution, amino acids produced = 4
missense substitution, amino acids produced = 5
deletion causing a frameshift, amino acids produced = 5
106.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 2
nonsense substitution (early stop), amino acids produced = 1
deletion causing a frameshift, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 2
107.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 5
deletion causing a frameshift, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 5
silent substitution, amino acids produced = 4
108.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 4
missense substitution, amino acids produced = 3
missense substitution, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 1
109.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GUC-ACG-ACC-UGC-GAC 3′, chain: Gln-Arg-Pro-Ala-Leu
mRNA: 5′ CAG-CGT-CCA-GCA-CTG 3′, chain: Ser-Val-Gln-His-Cys
mRNA: 5′ CAG-CGU-CCA-GCA-CUG 3′, chain: Gln-Arg-Pro-Ala-Leu
mRNA: 5′ CAG-CGU-CCA-GCA-CUG 3′, chain: Val-Ala-Gly-Arg-Asp
110.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 1
silent substitution, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 4
111.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 3
silent substitution, amino acids produced = 4
missense substitution, amino acids produced = 4
missense substitution, amino acids produced = 1
112.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GGU-AGA-GAA-UAC-CUA 3′, chain: Gly-Arg-Glu-Tyr-Leu
mRNA: 5′ GGT-AGA-GAA-TAC-CTA 3′, chain: Val-Glu-Asn-Thr
mRNA: 5′ CCA-UCU-CUU-AUG-GAU 3′, chain: Gly-Arg-Glu-Tyr-Leu
mRNA: 5′ GGU-AGA-GAA-UAC-CUA 3′, chain: Val-Glu-Asn-Thr
113.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 1
silent substitution, amino acids produced = 4
missense substitution, amino acids produced = 4
114.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ UAU-AGU-AUG-CGC 3′, chain: Ala-His-Thr-Ile
mRNA: 5′ AUA-UCA-UAC-GCG 3′, chain: Ala-His-Thr-Ile
mRNA: 5′ GCG-CAU-ACU-AUA 3′, chain: Ile-Ser-Tyr-Ala
mRNA: 5′ AUA-UCA-UAC-GCG 3′, chain: Ile-Ser-Tyr-Ala
115.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 4
silent substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 4
silent substitution, amino acids produced = 1
116.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 3
missense substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 4
117.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 4
missense substitution, amino acids produced = 3
missense substitution, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 3
118.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 5
deletion causing a frameshift, amino acids produced = 5
119.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 1
deletion causing a frameshift, amino acids produced = 5
120.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 5
silent substitution, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 5
missense substitution, amino acids produced = 4
121.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GUG-CAC-AAC-CUA 3′, chain: Val-His-Asn-Leu
mRNA: 5′ UAG-GUU-GUG-CAC 3′, chain: Val-His-Asn-Leu
mRNA: 5′ CAC-GUG-UUG-GAU 3′, chain: Thr-Cys-Trp-Ile
mRNA: 5′ CAC-GUG-UUG-GAU 3′, chain: His-Val-Leu-Asp
122.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CAA-UAC-ACG-AUC-UGA 3′, chain: Ser-Leu-Ala-His-Asn
mRNA: 5′ AGT-CTA-GCA-CAT-AAC 3′, chain: Ser-Leu-Ala-His-Asn
mRNA: 5′ AGU-CUA-GCA-CAU-AAC 3′, chain: Ser-Leu-Ala-His-Asn
mRNA: 5′ UCA-GAU-CGU-GUA-UUG 3′, chain: Ser-Leu-Ala-His-Asn
123.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 3
missense substitution, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 3
124.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 1
missense substitution, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
125.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ AUC-AGA-GAG-UCG-CCA 3′, chain: Thr-Ala-Glu-Arg-Leu
mRNA: 5′ ACC-GCT-GAG-AGA-CTA 3′, chain: Thr-Ala-Glu-Arg-Leu
mRNA: 5′ ACC-GCU-GAG-AGA-CUA 3′, chain: Ile-Arg-Glu-Ser-Pro
mRNA: 5′ ACC-GCU-GAG-AGA-CUA 3′, chain: Thr-Ala-Glu-Arg-Leu
126.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 1
silent substitution, amino acids produced = 3
missense substitution, amino acids produced = 4
silent substitution, amino acids produced = 4
127.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ UGA-AGA-GUG-UAU 3′, chain: Ile-His-Ser-Ser
mRNA: 5′ UAU-GUG-AGA-AGU 3′, chain: Stop
mRNA: 5′ UAU-GUG-AGA-AGU 3′, chain: Tyr-Val-Arg-Ser
mRNA: 5′ TAT-GTG-AGA-AGT 3′, chain: Tyr-Val-Arg-Ser
128.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 3
silent substitution, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 3
129.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GAA-AUU-GCG-UCU-UCC 3′, chain: Glu-Ile-Ala-Ser-Ser
mRNA: 5′ CUU-UAA-CGC-AGA-AGG 3′, chain: Lys-Leu-Arg-Leu-Pro
mRNA: 5′ CUU-UAA-CGC-AGA-AGG 3′, chain: Leu
mRNA: 5′ CCU-UCU-GCG-UUA-AAG 3′, chain: Lys-Leu-Arg-Leu-Pro
130.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 3
missense substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 4
missense substitution, amino acids produced = 1
131.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 4
deletion causing a frameshift, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 1
deletion causing a frameshift, amino acids produced = 3
132.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GCT-ACG-TCT-AGT-TGC 3′, chain: Arg-Cys-Arg-Ser-Thr
mRNA: 5′ GCU-ACG-UCU-AGU-UGC 3′, chain: Leu-Arg-Leu-Val-Ala
mRNA: 5′ GCU-ACG-UCU-AGU-UGC 3′, chain: Ala-Thr-Ser-Ser-Cys
mRNA: 5′ CGU-UGA-UCU-GCA-UCG 3′, chain: Ala-Thr-Ser-Ser-Cys
133.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 4
silent substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
134.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ AUC-GUU-ACA-GGU 3′, chain: Gly-His-Cys-Tyr
mRNA: 5′ TGG-ACA-TTG-CTA 3′, chain: Gly-His-Cys-Tyr
mRNA: 5′ AUC-GUU-ACA-GGU 3′, chain: Trp-Thr-Leu-Leu
mRNA: 5′ UGG-ACA-UUG-CUA 3′, chain: Trp-Thr-Leu-Leu
135.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 1
deletion causing a frameshift, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 3
136.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 4
missense substitution, amino acids produced = 4
missense substitution, amino acids produced = 5
137.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CAA-GUU-CGC-UGC-GUA 3′, chain: Cys-Val-Ala
mRNA: 5′ ATG-CGT-CGC-TTG-AAC 3′, chain: Met-Arg-Arg-Leu-Asn
mRNA: 5′ UAC-GCA-GCG-AAC-UUG 3′, chain: Gln-Val-Arg-Cys-Val
mRNA: 5′ AUG-CGU-CGC-UUG-AAC 3′, chain: Met-Arg-Arg-Leu-Asn
138.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ ACA-GCU-UGU-UUG 3′, chain: Thr-Ala-Cys-Leu
mRNA: 5′ GUU-UGU-UCG-ACA 3′, chain: Val-Cys-Ser-Thr
mRNA: 5′ GUU-UGU-UCG-ACA 3′, chain: Thr-Ala-Cys-Leu
mRNA: 5′ CAA-ACA-AGC-UGU 3′, chain: Phe-Val-Arg-Gln
139.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 3
silent substitution, amino acids produced = 4
missense substitution, amino acids produced = 3
missense substitution, amino acids produced = 4
140.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 4
missense substitution, amino acids produced = 4
missense substitution, amino acids produced = 5
silent substitution, amino acids produced = 5
141.
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ AAA-UUU-GUA 3′, chain: Tyr-Lys-Phe
mRNA: 5′ ATG-TTT-AAA 3′, chain: Met-Phe-Lys
mRNA: 5′ UAC-AAA-UUU 3′, chain: Lys-Phe-Val
mRNA: 5′ AUG-UUU-AAA 3′, chain: Met-Phe-Lys
142.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GUC-UUC-GGA-GCC-GUA 3′, chain: Met-Pro-Arg-Leu-Leu
mRNA: 5′ ATG-CCG-AGG-CTT-CTG 3′, chain: Tyr-Gly-Ser-Glu-Asp
mRNA: 5′ AUG-CCG-AGG-CUU-CUG 3′, chain: Met-Pro-Arg-Leu-Leu
mRNA: 5′ ATG-CCG-AGG-CTT-CTG 3′, chain: Val-Phe-Gly-Ala-Val
143.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 5
deletion causing a frameshift, amino acids produced = 3
missense substitution, amino acids produced = 5
missense substitution, amino acids produced = 4
144.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 4
silent substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
145.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 1
missense substitution, amino acids produced = 4
missense substitution, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 4
146.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 3
silent substitution, amino acids produced = 4
missense substitution, amino acids produced = 4
147.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GUG-UCA-CAU-AUG-GUA 3′, chain: Tyr-His-Met
mRNA: 5′ AUG-GUA-UAC-ACU-GUG 3′, chain: Met-Val-Tyr-Thr-Val
mRNA: 5′ AUG-GUA-UAC-ACU-GUG 3′, chain: Tyr-His-Met
mRNA: 5′ ATG-GTA-TAC-ACT-GTG 3′, chain: Val-Ser-His-Met-Val
148.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CUU-AUA-UAU-ACA-GUC 3′, chain: Leu-Ile-Tyr-Thr-Val
mRNA: 5′ CUU-AUA-UAU-ACA-GUC 3′, chain: Leu-Thr-Tyr-Ile-Phe
mRNA: 5′ GAA-UAU-AUA-UGU-CAG 3′, chain: Leu-Ile-Tyr-Thr-Val
mRNA: 5′ CTT-ATA-TAT-ACA-GTC 3′, chain: Glu-Tyr-Ile-Cys-Gln
149.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
silent substitution, amino acids produced = 1
silent substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 3
150.
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CUA-UCA-AUU 3′, chain: Leu-Thr-Ile
mRNA: 5′ CTA-TCA-ATT 3′, chain: Asp-Ser
mRNA: 5′ CTA-TCA-ATT 3′, chain: Leu-Ser-Ile
mRNA: 5′ CUA-UCA-AUU 3′, chain: Leu-Ser-Ile
151.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ UGC-GCC-CGG-CGC-CUG 3′, chain: Gln-Ala-Pro-Gly-Ala
mRNA: 5′ CAG-GCG-CCG-GGC-GCA 3′, chain: Thr-Arg-Ala-Ala-Asp
mRNA: 5′ CAG-GCG-CCG-GGC-GCA 3′, chain: Arg-Gly-Pro-Arg-Thr
mRNA: 5′ ACG-CGG-GCC-GCG-GAC 3′, chain: Thr-Arg-Ala-Ala-Asp
152.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ ATG-ACG-TTG-CTG-TGC 3′, chain: Stop
mRNA: 5′ AUG-ACG-UUG-CUG-UGC 3′, chain: Met-Thr-Leu-Leu-Cys
mRNA: 5′ ATG-ACG-TTG-CTG-TGC 3′, chain: Arg-Val-Val-Ala-Val
mRNA: 5′ AUG-ACG-UUG-CUG-UGC 3′, chain: Stop
153.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CGG-GAU-AGC-ACG-UUG 3′, chain: Arg-Asp-Ser-Thr-Leu
mRNA: 5′ CGG-GAT-AGC-ACG-TTG 3′, chain: Gly-Ile-Ala-Arg-Cys
mRNA: 5′ CGG-GAT-AGC-ACG-TTG 3′, chain: Arg-Asp-Ser-Thr-Leu
mRNA: 5′ GCC-CUA-UCG-UGC-AAC 3′, chain: Arg-Asp-Ser-Thr-Leu
154.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 4
missense substitution, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 3
silent substitution, amino acids produced = 4
155.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ TTA-CGC-GGC-AGC-TAT 3′, chain: Tyr-Ala-Ala-Ala-Ile
mRNA: 5′ UUA-CGC-GGC-AGC-UAU 3′, chain: Leu-Arg-Gly-Ser-Tyr
mRNA: 5′ UUA-CGC-GGC-AGC-UAU 3′, chain: Asn-Ala-Pro-Ser-Ile
mRNA: 5′ UUA-CGC-GGC-AGC-UAU 3′, chain: Tyr-Ala-Ala-Ala-Ile
156.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 4
silent substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 1
silent substitution, amino acids produced = 5
157.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 1
missense substitution, amino acids produced = 4
missense substitution, amino acids produced = 5
silent substitution, amino acids produced = 5
158.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 2
deletion causing a frameshift, amino acids produced = 1
silent substitution, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 2
159.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ AGC-UCC-AUC-CUA 3′, chain: Ser-Ser-Ile-Leu
mRNA: 5′ UCG-AGG-UAG-GAU 3′, chain: Ser-Arg
mRNA: 5′ UCG-AGG-UAG-GAU 3′, chain: Ser-Ser-Ile-Leu
mRNA: 5′ AGC-UCC-AUC-CUA 3′, chain: Ala-Pro-Ser
160.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 3
silent substitution, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 1
silent substitution, amino acids produced = 3
161.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 3
deletion causing a frameshift, amino acids produced = 1
missense substitution, amino acids produced = 4
162.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
silent substitution, amino acids produced = 3
163.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 3
deletion causing a frameshift, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 4
164.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 4
missense substitution, amino acids produced = 4
165.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 2
missense substitution, amino acids produced = 2
deletion causing a frameshift, amino acids produced = 2
nonsense substitution (early stop), amino acids produced = 3
166.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ UGC-AGU-ACG-GUG 3′, chain: Cys-Ser-Thr-Val
mRNA: 5′ TGC-AGT-ACG-GTG 3′, chain: Val-Ala
mRNA: 5′ ACG-UCA-UGC-CAC 3′, chain: Val-Ala
mRNA: 5′ ACG-UCA-UGC-CAC 3′, chain: Ala-Val-Arg-Cys
167.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 1
silent substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
missense substitution, amino acids produced = 3
168.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 1
169.
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CGA-GCT-TGT 3′, chain: Glu-Leu-Val
mRNA: 5′ UGU-UCG-AGC 3′, chain: Glu-Leu-Val
mRNA: 5′ CGA-GCU-UGU 3′, chain: Arg-Ala-Cys
mRNA: 5′ CGA-GCU-UGU 3′, chain: Cys-Ser-Ser
170.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ UAU-CUU-UAC-GAC-GAG 3′, chain: Leu-Val-Val-Lys-Ile
mRNA: 5′ ATA-GAA-ATG-CTG-CTC 3′, chain: Tyr-Leu-Tyr-Asp-Glu
mRNA: 5′ CUC-GUC-GUA-AAG-AUA 3′, chain: Ile-Glu-Met-Leu-Leu
mRNA: 5′ AUA-GAA-AUG-CUG-CUC 3′, chain: Ile-Glu-Met-Leu-Leu
171.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GTT-GAC-GTA-GCC-TGT 3′, chain: Gln-Leu-His-Arg-Thr
mRNA: 5′ UGU-CCG-AUG-CAG-UUG 3′, chain: Val-Asp-Val-Ala-Cys
mRNA: 5′ GUU-GAC-GUA-GCC-UGU 3′, chain: Val-Asp-Val-Ala-Cys
mRNA: 5′ GTT-GAC-GTA-GCC-TGT 3′, chain: Leu-Thr
172.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 4
silent substitution, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 4
173.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 4
missense substitution, amino acids produced = 3
missense substitution, amino acids produced = 4
missense substitution, amino acids produced = 1
174.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 3
175.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GCA-AUG-CCC-GAG 3′, chain: Ala-Met-Pro-Glu
mRNA: 5′ GAG-CCC-GUA-ACG 3′, chain: Ala-Met-Pro-Glu
mRNA: 5′ CGU-UAC-GGG-CUC 3′, chain: Ala-Met-Pro-Glu
mRNA: 5′ GAG-CCC-GUA-ACG 3′, chain: Arg-Tyr-Gly-Leu
176.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 1
deletion causing a frameshift, amino acids produced = 3
missense substitution, amino acids produced = 1
177.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ UCG-UCU-AUA-AAG-GGG 3′, chain: Ser-Ser-Ile-Lys-Gly
mRNA: 5′ AGC-AGA-UAU-UUC-CCC 3′, chain: Ser-Ser-Ile-Lys-Gly
mRNA: 5′ TCG-TCT-ATA-AAG-GGG 3′, chain: Ser-Arg-Tyr-Phe-Pro
mRNA: 5′ GGG-GAA-AUA-UCU-GCU 3′, chain: Arg-Leu
178.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ UAC-UAU-GCU-CCA-AAU 3′, chain: Tyr-Tyr-Ala-Pro-Asn
mRNA: 5′ ATG-ATA-CGA-GGT-TTA 3′, chain: Tyr-Tyr-Ala-Pro-Asn
mRNA: 5′ ATG-ATA-CGA-GGT-TTA 3′, chain: Ile-Trp-Ser-Ile-Val
mRNA: 5′ AUG-AUA-CGA-GGU-UUA 3′, chain: Met-Ile-Arg-Gly-Leu
179.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 3
silent substitution, amino acids produced = 3
silent substitution, amino acids produced = 4
silent substitution, amino acids produced = 5
180.
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CCC-GAA-AUU 3′, chain: Pro-Glu-Ile
mRNA: 5′ UUA-AAG-CCC 3′, chain: Pro-Glu-Ile
mRNA: 5′ CCC-GAA-ATT 3′, chain: Pro-Glu-Ile
mRNA: 5′ CCC-GAA-AUU 3′, chain: Pro-Lys-Phe
181.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 3
missense substitution, amino acids produced = 4
silent substitution, amino acids produced = 3
182.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GCC-GCG-AUC-AAC-CUG 3′, chain: Ala-Ala-Ile-Asn-Leu
mRNA: 5′ GCC-GCG-ATC-AAC-CTG 3′, chain: Val-Gln-Leu-Ala-Pro
mRNA: 5′ GUC-CAA-CUA-GCG-CCG 3′, chain: Ala-Ala-Ile-Asn-Leu
mRNA: 5′ CGG-CGC-UAG-UUG-GAC 3′, chain: Ala-Ala-Ile-Asn-Leu
183.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CAG-CUA-GAU-AGG-CUG 3′, chain: Gln-Leu-Asp-Arg-Leu
mRNA: 5′ CAG-CCU-AUC-UAG-CUG 3′, chain: Val-Asp-Leu-Ser-Asp
mRNA: 5′ GTC-GAT-CTA-TCC-GAC 3′, chain: Val-Asp-Leu-Ser-Asp
mRNA: 5′ GUC-GAU-CUA-UCC-GAC 3′, chain: Val-Asp-Leu-Ser-Asp
184.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 3
missense substitution, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 1
185.
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ AUG-CGC-AUC 3′, chain: Leu-Arg-Val
mRNA: 5′ UAC-GCG-UAG 3′, chain: Tyr-Ala
mRNA: 5′ CUA-CGC-GUA 3′, chain: Leu-Arg-Val
mRNA: 5′ AUG-CGC-AUC 3′, chain: Met-Arg-Ile
186.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 1
deletion causing a frameshift, amino acids produced = 3
missense substitution, amino acids produced = 3
187.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
missense substitution, amino acids produced = 3
188.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 2
nonsense substitution (early stop), amino acids produced = 1
deletion causing a frameshift, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 4
189.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CCA-ACU-GGU-GUC-AAA 3′, chain: Gly
mRNA: 5′ CCA-ACU-GGU-GUC-AAA 3′, chain: Pro-Thr-Gly-Val-Lys
mRNA: 5′ CCA-ACT-GGT-GTC-AAA 3′, chain: Gly
mRNA: 5′ GGU-UGA-CCA-CAG-UUU 3′, chain: Lys-Leu-Trp-Ser-Thr
190.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 2
silent substitution, amino acids produced = 3
missense substitution, amino acids produced = 4
191.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GCG-TCA-TGG-TTT-TTA 3′, chain: Ile-Phe-Gly-Thr-Ala
mRNA: 5′ GCG-UCA-UGG-UUU-UUA 3′, chain: Ile-Phe-Gly-Thr-Ala
mRNA: 5′ AUU-UUU-GGU-ACU-GCG 3′, chain: Ala-Ser-Trp-Phe-Leu
mRNA: 5′ GCG-UCA-UGG-UUU-UUA 3′, chain: Ala-Ser-Trp-Phe-Leu
192.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GUU-CAA-CUG-UUA-GGA 3′, chain: Val-Gln-Leu-Leu-Gly
mRNA: 5′ GUU-CAA-CUG-UUA-GGA 3′, chain: Phe-Asn-Cys
mRNA: 5′ CAA-GUU-GAC-AAU-CCU 3′, chain: Phe-Asn-Cys
mRNA: 5′ CAA-GUU-GAC-AAU-CCU 3′, chain: Val-Gln-Leu-Leu-Gly
193.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GAC-ACU-GGC-GAA-AAG 3′, chain: Leu
mRNA: 5′ CUG-UGA-CCG-CUU-UUC 3′, chain: Asp-Thr-Gly-Glu-Lys
mRNA: 5′ GAC-ACU-GGC-GAA-AAG 3′, chain: Thr-Leu-Ala-Lys-Arg
mRNA: 5′ GAC-ACU-GGC-GAA-AAG 3′, chain: Asp-Thr-Gly-Glu-Lys
194.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 3
silent substitution, amino acids produced = 3
missense substitution, amino acids produced = 1
195.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 1
silent substitution, amino acids produced = 2
nonsense substitution (early stop), amino acids produced = 1
deletion causing a frameshift, amino acids produced = 4
196.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 1
silent substitution, amino acids produced = 4
silent substitution, amino acids produced = 5
missense substitution, amino acids produced = 4
197.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ UUU-AAA-CUG-UGC-CGU 3′, chain: Phe-Lys-Leu-Cys-Arg
mRNA: 5′ UGC-CGU-GUC-AAA-UUU 3′, chain: Phe-Lys-Leu-Cys-Arg
mRNA: 5′ UUU-AAA-CUG-UGC-CGU 3′, chain: Cys-Arg-Val-Lys-Phe
mRNA: 5′ UGC-CGU-GUC-AAA-UUU 3′, chain: Lys-Phe-Asp-Thr-Ala
198.
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GCG-AGG-GGA 3′, chain: Ala-Arg-Gly
mRNA: 5′ GCG-AGG-GGA 3′, chain: Arg-Gly-Ala
mRNA: 5′ CGC-UCC-CCU 3′, chain: Arg-Gly-Glu
mRNA: 5′ AGG-GGA-GCG 3′, chain: Arg-Gly-Glu
199.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CGU-ACG-CCG-UAC-UUG 3′, chain: Val-Arg-Arg-Thr-Cys
mRNA: 5′ CGT-ACG-CCG-TAC-TTG 3′, chain: Arg-Thr-Pro-Tyr-Leu
mRNA: 5′ CGU-ACG-CCG-UAC-UUG 3′, chain: Arg-Thr-Pro-Tyr-Leu
mRNA: 5′ CGT-ACG-CCG-TAC-TTG 3′, chain: Val-Arg-Arg-Thr-Cys
200.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ UGU-ACC-GGU-UAA-GUA 3′, chain: Tyr-Leu-Thr-Gly-Thr
mRNA: 5′ AUG-AAU-UGG-CCA-UGU 3′, chain: Met-Asn-Trp-Pro-Cys
mRNA: 5′ UAC-UUA-ACC-GGU-ACA 3′, chain: Cys-Thr-Gly
mRNA: 5′ ATG-AAT-TGG-CCA-TGT 3′, chain: Cys-Thr-Gly
201.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 4
missense substitution, amino acids produced = 5
deletion causing a frameshift, amino acids produced = 3
missense substitution, amino acids produced = 4
202.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ AUA-GGA-AGG-UGU-UUU 3′, chain: Ile-Gly-Arg-Cys-Phe
mRNA: 5′ UUU-UGU-GGA-AGG-AUA 3′, chain: Ile-Gly-Arg-Cys-Phe
mRNA: 5′ ATA-GGA-AGG-TGT-TTT 3′, chain: Ile-Gly-Arg-Cys-Phe
mRNA: 5′ UAU-CCU-UCC-ACA-AAA 3′, chain: Ile-Gly-Arg-Cys-Phe
203.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ AUG-AAC-UUG-GAG-UAC 3′, chain: His-Glu-Val-Gln-Val
mRNA: 5′ AUG-AAC-UUG-GAG-UAC 3′, chain: Stop
mRNA: 5′ AUG-AAC-UUG-GAG-UAC 3′, chain: Met-Asn-Leu-Glu-Tyr
mRNA: 5′ AUG-AAC-UUG-GAG-UAC 3′, chain: Tyr-Leu-Asn-Leu-Met
204.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ ATC-ATG-TTG-ACG-TTC 3′, chain: Ser-Cys
mRNA: 5′ UAG-UAC-AAC-UGC-AAG 3′, chain: Stop
mRNA: 5′ AUC-AUG-UUG-ACG-UUC 3′, chain: Ile-Met-Leu-Thr-Phe
mRNA: 5′ ATC-ATG-TTG-ACG-TTC 3′, chain: Stop
205.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 2
silent substitution, amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 1
deletion causing a frameshift, amino acids produced = 3
206.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GCA-AAG-CAC-CCU-GUG 3′, chain: Arg-Phe-Val-Gly-His
mRNA: 5′ GUG-UCC-CAC-GAA-ACG 3′, chain: Arg-Phe-Val-Gly-His
mRNA: 5′ GCA-AAG-CAC-CCU-GUG 3′, chain: Ala-Lys-His-Pro-Val
mRNA: 5′ CGU-UUC-GUG-GGA-CAC 3′, chain: Ala-Lys-His-Pro-Val
207.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 5
deletion causing a frameshift, amino acids produced = 1
silent substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 3
208.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 2
deletion causing a frameshift, amino acids produced = 3
silent substitution, amino acids produced = 2
silent substitution, amino acids produced = 3
209.
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ AUA-GAG-GUU 3′, chain: Asn-Leu-Tyr
mRNA: 5′ UUG-GAG-AUA 3′, chain: Leu-Glu-Ile
mRNA: 5′ UUG-GAG-AUA 3′, chain: Asn-Leu-Tyr
mRNA: 5′ AAC-CUC-UAU 3′, chain: Ile-Glu-Val
210.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CCA-GCA-GAA-CGU-CAU 3′, chain: Pro-Ala-Glu-Arg-His
mRNA: 5′ CCA-GCA-GAA-CGU-CAU 3′, chain: Tyr-Cys-Lys-Thr-Thr
mRNA: 5′ CCA-GCA-GAA-CGT-CAT 3′, chain: Gly-Arg-Leu-Ala-Val
mRNA: 5′ GGU-CGU-CUU-GCA-GUA 3′, chain: Tyr-Cys-Lys-Thr-Thr
211.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ AUC-UCA-UAA-CCC 3′, chain: Pro-Ile-Leu-Tyr
mRNA: 5′ CCC-AAT-ACT-CTA 3′, chain: Ile-Ser
mRNA: 5′ CCC-AAU-ACU-CUA 3′, chain: Pro-Asn-Thr-Leu
mRNA: 5′ CCC-AAU-ACU-CUA 3′, chain: Gly-Leu
212.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ AUG-CCG-UGU-CCU-CAU 3′, chain: Tyr-Ser-Cys-Ala-Val
mRNA: 5′ AUG-CCG-UGU-CCU-CAU 3′, chain: Met-Pro-Cys-Pro-His
mRNA: 5′ AUG-CCG-UGU-CCU-CAU 3′, chain: Cys-Arg-Val-Leu-Ile
mRNA: 5′ UAC-UCC-UGU-GCC-GUA 3′, chain: Met-Pro-Cys-Pro-His
213.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GCA-UGU-CGC-GGA-CAG 3′, chain: Ala-Cys-Arg-Gly-Gln
mRNA: 5′ GCA-UGU-CGC-GGA-CAG 3′, chain: Asp-Arg-Arg-Cys-Thr
mRNA: 5′ GAC-AGG-CGC-UGU-ACG 3′, chain: Arg-Thr-Ala-Pro-Val
mRNA: 5′ GCA-UGU-CGC-GGA-CAG 3′, chain: His-Val-Ala-Asp-Arg
214.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 5
silent substitution, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 5
silent substitution, amino acids produced = 4
215.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 3
missense substitution, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 3
216.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ UCC-GAG-UCA-CUC-CUU 3′, chain: Ser-Glu-Ser-Leu-Leu
mRNA: 5′ AGG-CTC-AGT-GAG-GAA 3′, chain: Gly-Ser-Val-Arg-Lys
mRNA: 5′ AAG-GAG-UGA-CUC-GGA 3′, chain: Arg-Leu-Ser-Glu-Glu
mRNA: 5′ AGG-CUC-AGU-GAG-GAA 3′, chain: Arg-Leu-Ser-Glu-Glu
217.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 2
deletion causing a frameshift, amino acids produced = 4
missense substitution, amino acids produced = 1
218.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 3
silent substitution, amino acids produced = 1
missense substitution, amino acids produced = 3
missense substitution, amino acids produced = 4
219.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 4
deletion causing a frameshift, amino acids produced = 1
missense substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 3
220.
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ AAT-TTA-ATT 3′, chain: Leu-Asn
mRNA: 5′ UUA-AUU-UAA 3′, chain: Ile
mRNA: 5′ AAU-UUA-AUU 3′, chain: Asn-Leu-Ile
mRNA: 5′ UUA-AUU-UAA 3′, chain: Leu-Ile
221.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 3
missense substitution, amino acids produced = 1
missense substitution, amino acids produced = 4
deletion causing a frameshift, amino acids produced = 4
222.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ UAC-CUU-UCG-UGG-AUG 3′, chain: Tyr-Leu-Ser-Trp-Met
mRNA: 5′ UAC-CUU-UCG-UGG-AUG 3′, chain: Thr-Phe-Arg-Gly-Cys
mRNA: 5′ AUG-GAA-AGC-ACC-UAC 3′, chain: Val-Gly-Ala-Phe-His
mRNA: 5′ UAC-CUU-UCG-UGG-AUG 3′, chain: Met-Glu-Ser-Thr-Tyr
223.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ UGU-CUG-CAG-CUC-GAC 3′, chain: Cys-Leu-Gln-Leu-Asp
mRNA: 5′ TGT-CTG-CAG-CTC-GAC 3′, chain: Thr-Asp-Val-Glu-Leu
mRNA: 5′ ACA-GAC-GUC-GAG-CUG 3′, chain: Cys-Leu-Gln-Leu-Asp
mRNA: 5′ TGT-CTG-CAG-CTC-GAC 3′, chain: Gln-Leu-Asp-Val-Cys
224.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GAG-CGC-CCU-UUA-GCG 3′, chain: Glu-Arg-Pro-Leu-Ala
mRNA: 5′ GAG-CGC-CCT-TTA-GCG 3′, chain: Glu-Arg-Pro-Leu-Ala
mRNA: 5′ CUC-GCG-GGA-AAU-CGC 3′, chain: Ser-Ala-Leu
mRNA: 5′ GAG-CGC-CCT-TTA-GCG 3′, chain: Ala-Ile-Ser-Arg-Glu
225.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 4
silent substitution, amino acids produced = 1
226.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GAC-CUG-GAU-GAA-UUG 3′, chain: Asp-Leu-Asp-Glu-Leu
mRNA: 5′ GUU-AAG-UAG-GUC-CAG 3′, chain: Leu-Asp-Leu-Leu-Asn
mRNA: 5′ GAC-CTG-GAT-GAA-TTG 3′, chain: Leu-Asp-Leu-Leu-Asn
mRNA: 5′ GAC-CUG-GAU-GAA-UUG 3′, chain: Val-Lys
227.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 3
silent substitution, amino acids produced = 3
missense substitution, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 3
228.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 3
deletion causing a frameshift, amino acids produced = 1
missense substitution, amino acids produced = 4
nonsense substitution (early stop), amino acids produced = 5
229.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
deletion causing a frameshift, amino acids produced = 3
missense substitution, amino acids produced = 4
silent substitution, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 4
230.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GAG-GUG-UGU-CAU-GUA 3′, chain: Met-Tyr-Cys-Val-Glu
mRNA: 5′ GAG-GUG-UGU-CAU-GUA 3′, chain: Glu-Val-Cys-His-Val
mRNA: 5′ AUG-UAC-UGU-GUG-GAG 3′, chain: Tyr-Met-Thr-His-Leu
mRNA: 5′ AUG-UAC-UGU-GUG-GAG 3′, chain: Met-Tyr-Cys-Val-Glu
231.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
missense substitution, amino acids produced = 3
missense substitution, amino acids produced = 2
nonsense substitution (early stop), amino acids produced = 3
nonsense substitution (early stop), amino acids produced = 2
232.
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CGG-ACG-UUC 3′, chain: Arg-Thr-Phe
mRNA: 5′ GCC-UGC-AAG 3′, chain: Ala-Cys-Lys
mRNA: 5′ GAA-CGU-CCG 3′, chain: Arg-Thr-Phe
mRNA: 5′ GCC-UGC-AAG 3′, chain: Glu-Arg-Pro
233.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
silent substitution, amino acids produced = 5
silent substitution, amino acids produced = 4
missense substitution, amino acids produced = 1
deletion causing a frameshift, amino acids produced = 3
234.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ UGC-GCA-GCG-GGU-ACG 3′, chain: Ala-Trp-Ala-Thr-Arg
mRNA: 5′ UGC-GCA-GCG-GGU-ACG 3′, chain: Thr-Arg-Arg-Pro-Cys
mRNA: 5′ UGC-GCA-GCG-GGU-ACG 3′, chain: Ala-Gln-Arg-Val-Arg
mRNA: 5′ UGC-GCA-GCG-GGU-ACG 3′, chain: Cys-Ala-Ala-Gly-Thr
235.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ GCC-ACG-UCC-ACU-GUA 3′, chain: Arg-Cys-Arg
mRNA: 5′ CGG-UGC-AGG-UGA-CAU 3′, chain: Arg-Cys-Arg
mRNA: 5′ CGG-UGC-AGG-UGA-CAU 3′, chain: Pro-Arg-Pro-Leu
mRNA: 5′ GCC-ACG-UCC-ACU-GUA 3′, chain: Ala-Thr-Ser-Thr-Val
236.
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (9 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CGC-GAG-AAC 3′, chain: Gln-Glu-Arg
mRNA: 5′ CGC-GAG-AAC 3′, chain: Ala-Leu-Leu
mRNA: 5′ CAA-GAG-CGC 3′, chain: Arg-Glu-Asn
mRNA: 5′ CGC-GAG-AAC 3′, chain: Arg-Glu-Asn
237.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ ATG-TAC-CTG-TGT 3′, chain: Met-Tyr-Leu-Cys
mRNA: 5′ AUG-UAC-CUG-UGU 3′, chain: Met-Tyr-Leu-Cys
mRNA: 5′ UGU-GUC-CAU-GUA 3′, chain: Met-Tyr-Leu-Cys
mRNA: 5′ ATG-TAC-CTG-TGT 3′, chain: Tyr-Met-Asp-Thr
238.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CCA-CUG-UCU-GAA-ACU 3′, chain: Gln-Ser-Leu-Ser-Pro
mRNA: 5′ TCA-AAG-TCT-GTC-ACC 3′, chain: Ser-Phe-Arg-Gln-Trp
mRNA: 5′ UCA-AAG-UCU-GUC-ACC 3′, chain: Ser-Lys-Ser-Val-Thr
mRNA: 5′ CCA-CUG-UCU-GAA-ACU 3′, chain: Pro-Leu-Ser-Glu-Thr
239.
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
The figure shows a template strand before and after a mutation (shaded) and a codon key. Which option is correct?
nonsense substitution (early stop), amino acids produced = 3
silent substitution, amino acids produced = 1
missense substitution, amino acids produced = 1
nonsense substitution (early stop), amino acids produced = 1
240.
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (12 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ CGT-GCA-AGG-ATA 3′, chain: Val-Gln-Gly-Tyr
mRNA: 5′ AUA-GGA-ACG-UGC 3′, chain: Ile-Gly-Thr-Cys
mRNA: 5′ CGU-GCA-AGG-AUA 3′, chain: Arg-Ala-Arg-Ile
mRNA: 5′ GCA-CGU-UCC-UAU 3′, chain: Arg-Ala-Arg-Ile
241.
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
The figure shows the template strand of part of a gene (15 nucleotides) and a key to some codons. Which option is correct?
mRNA: 5′ UAU-UUA-GCU-GAG-CGC 3′, chain: Tyr-Leu-Ala-Glu-Arg
mRNA: 5′ UAU-UUA-GCU-GAG-CGC 3′, chain: Arg-Glu-Ser-Ile-Tyr
mRNA: 5′ CGC-GAG-UCG-AUU-UAU 3′, chain: Ile
mRNA: 5′ AUA-AAU-CGA-CUC-GCG 3′, chain: Ile-Asn-Arg-Leu-Ala
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