Genetics Fundamentals Quiz
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Questions and Answers

What is a gene?

  • A factor responsible for the variation of inherited characteristics
  • A unit of heredity that encodes polypeptides and becomes functional proteins (correct)
  • A region of the genome that is involved in the transmission of traits
  • A segment of DNA that determines a specific physical feature of an organism

    • What is a character in genetics?

  • A factor influencing the variation of inherited characteristics
  • A discrete, observable, physical feature of an organism (correct)
  • A specific form of a physical feature of an organism
  • A segment of DNA responsible for a particular trait

    • What is a trait?

  • A segment of DNA that encodes proteins
  • A factor influencing the expression of proteins
  • A specific form of a character (correct)
  • A unit of heredity that determines physical features

    • What does genetics study?

    <p>Heredity and the variation of inherited characteristics</p> Signup and view all the answers

    What is the ultimate function of a gene?

    <p>To encode polypeptides that become functional proteins</p> Signup and view all the answers

    What does microevolution refer to in this class?

    <p>The evolution of genotypes</p> Signup and view all the answers

    What did Charles Darwin recognize in the mid-1800s?

    <p>Heritable variation in species</p> Signup and view all the answers

    What does natural selection tend to favor?

    <p>Organisms with high reproductive success</p> Signup and view all the answers

    What evolves in populations?

    <p>Groups of individuals of the same species</p> Signup and view all the answers

    What does macroevolution refer to in this class?

    <p>The formation of new species</p> Signup and view all the answers

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