Mendel’s Principles of Heredity Genetics Chapter 01 Quiz
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Questions and Answers

What is a gene?

  • A protein that encodes DNA or RNA
  • A region of DNA that encodes a protein or RNA (correct)
  • A segment of DNA that encodes only RNA
  • A region of RNA that encodes a protein

    • Which statement best describes heredity?

  • It is the process by which traits alter genes from one generation to the next
  • It is the process by which genes alter traits from one generation to the next
  • It is the process by which traits transmit genes from one generation to the next
  • It is the process by which genes transmit traits from one generation to the next (correct)

    • What is the genome?

  • The complete set of traits transmitted from one generation to the next
  • All the genes and genetic material an individual possesses (correct)
  • The specific location of genes in an individual's DNA
  • The process of transmitting traits through genes in a family

    • Which statement best describes Mendel's work?

    <p>Observable variation is essential for following genes from one generation to another</p> Signup and view all the answers

    What does Mendel's genetic laws apply to?

    <p>'Peas or people', sexually reproducing organisms only</p> Signup and view all the answers

    What determines the inheritance of traits?

    <p>Single changes in a single gene</p> Signup and view all the answers

    What was a misleading theory of inheritance at the time of Mendel’s studies?

    <p>Homunculus 'little man'</p> Signup and view all the answers

    What was the cornerstone of modern genetics, according to the text?

    <p>Gregor Mendel's paper 'Experiments in plant hybrids'</p> Signup and view all the answers

    Why were reciprocal crosses important in Mendel's controlled breeding program?

    <p>To ensure that both parents contributed equally to inheritance</p> Signup and view all the answers

    What did Mendel study with regards to peas?

    <p>Seven pairs of traits</p> Signup and view all the answers

    What was the key to the success of Mendel’s experiments with peas?

    <p>Discrete traits that remained constant in crosses within a line</p> Signup and view all the answers

    What did Mendel include within his controlled breeding program of pea plants?

    <p>Reciprocal crosses</p> Signup and view all the answers

    What did Mendel become the first scientist to describe?

    <p>The laws of inheritance</p> Signup and view all the answers

    What did Mendel relate to modern scientific inquiry, according to the text?

    <p>Mendel’s experimental approach</p> Signup and view all the answers

    What type of progeny was produced by Mendel’s crosses between pure-breeding plants with discrete, antagonistic traits?

    <p>Pure-breeding progeny with similar characteristics</p> Signup and view all the answers

    What did Mendel use to understand heredity, according to the text?

    <p>A combination of data collection, analysis, and theory</p> Signup and view all the answers

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