13 Jan Due to a random error b
Exam 3- Chapters 12-15
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Comment: Congratulations on the completion of Exam 3. Please let me know if you have any questions.
Part 1 of 1 – 100.0 Points
Question 1 of 40
2.5 Points
If genes are completely linked, all the offspring will be _________.
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A. hybrids
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B. dominant
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C. recombinants
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D. parental
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E. recessive
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Question 2 of 40
2.5 Points
The codon AUG specifies the amino acid methionine. What would the tRNA anitcodon be that recognizes this codon?
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A. UAC
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B. GUA
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C. AUG
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D. GCA
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Question 3 of 40
2.5 Points
Due to a random error by the aminoacyl tRNA synthetase, a tRNAVal was misloaded with Ile. What do you predict will result?
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A. One protein will get Val inserted where Ile was supposed to go, leading to minor structural change in the protein.
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B. One protein will get Ile inserted where Val was supposed to go, leading to major structural changes in the protein.
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C. One protein will get Ile inserted where Val was supposed to go, leading to minor structural change in the protein.
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D. The cell’s proteins will get Ile and Val inserted in the wrong places, leading to major structural changes in the proteins.
Feedback: Learning Objective: Analyze how genes determine the proteins found in all cells
Question 4 of 40
2.5 Points
A mutation causes a codon to change from UAC to UAU, both of which specify tyrosine. This is an example of
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A. a frameshift mutation
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B. missense mutation
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C. silent mutation
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D. nonsense mutation
Feedback: Learning Objective: Discuss the different types of mutations in DNA
Question 5 of 40
2.5 Points
Nondisjunction during meiosis II will result in ________.
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