Protein Synthesis and Central Dogma Quiz
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Questions and Answers

What is the term used to describe individuals with specific traits who immigrate to a new population and add new phenotypes to the gene pool?

  • Gene flow (correct)
  • Directional selection
  • Stabilizing selection
  • Disruptive selection

    • Which type of natural selection favors individuals with extreme trait values, leading to the emergence of two or more distinct forms within a population?

  • Natural selection
  • Stabilizing selection
  • Directional selection
  • Disruptive selection (correct)

    • Which of the following is NOT a process by which people have historically modified organisms?

  • Genetic engineering
  • Natural selection (correct)
  • Selective breeding
  • Artificial selection

    • Which of the following is an example of how people have modified animals through selective breeding?

    <p>Breeding dogs with particular physiques and temperaments for specific jobs</p> Signup and view all the answers

    What is the process by which individuals with certain traits leave a population, potentially removing those traits from the gene pool?

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

    Which type of natural selection favors intermediate trait values and maintains a relatively stable population?

    <p>Stabilizing selection</p> Signup and view all the answers

    What is the function of telomeres in a chromosome?

    <p>Protect genetic information during cell division</p> Signup and view all the answers

    Which enzyme adds telomeres to the ends of chromosomes?

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

    What is the repetitive sequence found in telomeres in humans?

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

    How do telomeres protect the genes during cell division?

    <p>By preventing loss of genetic information</p> Signup and view all the answers

    What is the relationship between telomerase and aging in cells?

    <p>Telomerase accelerates aging</p> Signup and view all the answers

    Which cells continue to have their telomeres shortened with each cell division?

    <p>Somatic cells</p> Signup and view all the answers

    What is the function of messenger RNA?

    <p>To translate the genetic code into proteins</p> Signup and view all the answers

    Which type of RNA is responsible for transferring amino acids?

    <p>Transfer RNA</p> Signup and view all the answers

    Where are ribosomes, which are responsible for protein synthesis, located?

    <p>In the cytoplasm</p> Signup and view all the answers

    Which of the following is an example of a structural protein?

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

    What is the first step in DNA replication?

    <p>DNA unwinds at the origin of replication</p> Signup and view all the answers

    What is the central dogma of molecular biology?

    <p>The transfer of genetic information from DNA to RNA to proteins</p> Signup and view all the answers

    What is the blood type of Charlie?

    <p>Type AB</p> Signup and view all the answers

    What is the possible blood type of Charlie's mother?

    <p>Type A (iAiA) or (iAi)</p> Signup and view all the answers

    What are the possible blood types of offsprings that Charlie and his mother can produce?

    <p>Type A, B, and AB</p> Signup and view all the answers

    What is the definition of evolution according to the text?

    <p>The change in the heritable characteristics of biological populations over successive generations in a long period of time.</p> Signup and view all the answers

    What is the definition of adaptation according to the text?

    <p>The process by which an animal or plant species becomes fitted to its environment.</p> Signup and view all the answers

    Who established species as the ultimate unit of taxonomy?

    <p>John Ray</p> Signup and view all the answers

    What is the primary purpose of biotechnology?

    <p>To develop technologies and products that improve our lives and the environment</p> Signup and view all the answers

    Which of the following is an example of ancient biotechnology?

    <p>The use of microorganisms to make cheese and bread</p> Signup and view all the answers

    What technique is used to produce human insulin?

    <p>Recombinant DNA technology</p> Signup and view all the answers

    What is the purpose of recombinant DNA technology?

    <p>To combine DNA from different species or create genes with new functions</p> Signup and view all the answers

    Which of the following is an example of a product of classical breeding?

    <p>Kobe/Wagyu beef (beef with good fat distribution)</p> Signup and view all the answers

    What is the macapuno trait in coconuts?

    <p>A naturally occurring trait obtained through classical breeding</p> Signup and view all the answers

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