Gene Expression and DNA Sequences Quiz
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Questions and Answers

What do genes specify?

  • The color of an organism's eyes
  • The sequence of nucleotides in DNA
  • Functional products, such as proteins (correct)
  • The number of chromosomes in an organism

    • What are genes?

  • Long, boring strings of nucleotides in DNA
  • Functional units in DNA that provide instructions for a molecule needed to perform a job in the cell (correct)
  • Structural components of chromosomes
  • Segments of RNA that help in protein synthesis

    • How does the sequence of nucleotides in DNA affect an organism's features?

  • By controlling the organism's behavior
  • By directly determining the physical characteristics of the organism
  • By providing instructions for functional products, such as proteins (correct)
  • By influencing the number of chromosomes in the organism

    • What is the functional product of many genes?

    <p>Proteins</p> Signup and view all the answers

    What does a DNA molecule consist of?

    <p>Functional units called genes</p> Signup and view all the answers

    What is the primary function of DNA in determining an organism's characteristics?

    <p>Directing the production of proteins that contribute to the organism's features</p> Signup and view all the answers

    How does the sequence of nucleotides in DNA influence an organism's traits?

    <p>By determining the sequence of amino acids in proteins, which affects the organism's characteristics</p> Signup and view all the answers

    In the context of genetic inheritance, what role does DNA play in determining the color of Mendel's pea plants' flowers?

    <p>It encodes information for proteins involved in flower pigmentation</p> Signup and view all the answers

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