CH7-1 - Chapter 7 part I Chapter 7 problems: 2, 4, 6, 10,...

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Chapter 7 part I Chapter 7 problems: 2, 4, 6, 10, 12, 14, 35
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Gene = usually a specific protein-encoding segment of DNA in a discrete region of a chromosome. Its usually because sometimes RNA is the final product. Anatomy and Function of a Gene Dissection through Mutation
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Substitution Transition-one purine to purine or pyrimidne to pyrimidine. Transversion- purine to pyrimidine. Deletion Insertion Inversion Reciprocal translocation-two fragments on dna Classes of Mutations
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Observations of mutation rates Mutations affecting phenotype are rare (6 x 10 -6 mutations per gene per gamete) Different genes mutate at different rates
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37 o Are mutations spontaneous or induced?
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Interpretation of Luria-Delbruck fluctuation experiment and replica plating Bacterial resistance arises from mutations that: Exist before exposure to bacteriocide. After exposure to bacteriocide, t he bacteriocide: becomes a selective agent that only allows the preexisting resistant cells to survive
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CH7-1 - Chapter 7 part I Chapter 7 problems: 2, 4, 6, 10,...

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