Genetic Engineering and Plant-Based Products Quiz
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Questions and Answers

How are DNA fragments inserted into plasmids or viral vectors?

  • Using a gene gun
  • Via heat shock treatment (correct)
  • Through biolistics
  • By electroporation
  • What is the purpose of Heat Shock in plasmid insertion?

  • To cool down the cells
  • To prevent DNA uptake
  • To increase antibiotic resistance
  • To expand membrane pores (correct)
  • What technique uses electric shock to introduce genes into mammalian cells?

  • Plasmid insertion
  • Biolistics
  • Electroporation (correct)
  • Heat Shock Treatment
  • Why do transformed cells survive in the presence of antibiotics?

    <p>They acquire new traits</p> Signup and view all the answers

    What is the function of a selection marker in inserted plasmid DNA?

    <p>To allow selection of transformants</p> Signup and view all the answers

    What type of plasmid allows only transformed cells to survive in the presence of antibiotics?

    <p>Plasmid with an antibiotic resistance gene</p> Signup and view all the answers

    What is the primary purpose of genetic engineering?

    <p>To introduce new traits into an organism</p> Signup and view all the answers

    What is the key difference between classical breeding and genetic engineering?

    <p>Classical breeding focuses on mating organisms, while genetic engineering involves molecular techniques.</p> Signup and view all the answers

    Which step in the genetic engineering process involves separating DNA fragments by size?

    <p>Gel Electrophoresis</p> Signup and view all the answers

    What type of enzyme is used in the DNA Cleavage stage of genetic engineering?

    <p>Restriction endonuclease</p> Signup and view all the answers

    What is one of the main applications of genetically modified organisms (GMOs)?

    <p>Pharmaceutical industry</p> Signup and view all the answers

    What is one of the main challenges faced by researchers regarding GMOs?

    <p>Proving the significance of GMOs as a breakthrough in science</p> Signup and view all the answers

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