Chapter 4: Genetics Practice Questions
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Questions and Answers

Who is credited with developing the first workable theory of the transfer of inherited traits?

  • Alfred Wallace
  • Charles Darwin
  • Gregor Mendel (correct)
  • Louis Pasteur

    • What is the term used for each chromosome segment that controls a trait?

  • Chromatid
  • Allele (correct)
  • Nucleotide
  • Codon

    • Which nitrogen base is NOT correctly listed among the options?

  • Guanine
  • Thymine
  • Adenine
  • Cystine (correct)

    • What does RNA primarily do in relation to genetic information?

    <p>Forms a blueprint for construction</p> Signup and view all the answers

    What are characteristics developed as a result of the environment known as?

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

    What best describes the term 'heterosis' in genetics?

    <p>Hybrid vigor</p> Signup and view all the answers

    How long does it usually take to develop a new variety of hybrid corn?

    <p>3 years</p> Signup and view all the answers

    3

    <p>A Punnett square is used to show possible genetic combinations.</p> Signup and view all the answers

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