section 12-4 mutations Flashcards Quizlet. Webmutation a change of the DNA sequence within a gene or chromosome of an organism resulting in the creation of a new characteristic or trait not found in the parental type chromosomal mutation involve deletions, insertions, or inversions of sections of DNA gene mutation.
WebIntroduction (page 307) 1. What are mutations? 2. Is the following sentence true or false? Chromosomal mutations result from changes in a single gene. Kinds of Mutations (pages 307-308) 3. Mutations that occur at a single point in the DNA sequence are mutations. 4. A mutation involving the insertion or deletion of a nucleotide is a(an) mutation..
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