This quiz works best with JavaScript enabled. Home > Biotechnology > Genetic Engineering > Genetic Engineering – Quiz 22 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 22 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Restriction sites are small (usually ..... base pairs), symmetrical "palindrome" A) 2-4. B) 3-5. C) 4-8. D) 4-6. Show Answer Correct Answer: C) 4-8. 2. An engineering team endangers the lives of hospital patients by releasing a software product before it's been thoroughly tested. This is ..... A) Ethical Behavior. B) Unethical Behavior. Show Answer Correct Answer: B) Unethical Behavior. 3. It requires advanced technology to transfer a desired gene from one organism to another. A) Selective breeding. B) Genetic engineering. C) Both. D) None of above. Show Answer Correct Answer: B) Genetic engineering. 4. In eutrophication, what directly causes the death of fish? A) The plants use up oxygen in respiration. B) The fish are poisoned by high CO2 levels. C) Bacteria use up oxygen in respiration. D) The fish use up oxygen in respiration. Show Answer Correct Answer: C) Bacteria use up oxygen in respiration. 5. The cost of selective breeding in agriculture is minimal A) True. B) False. Show Answer Correct Answer: A) True. 6. What is the universal feature of the genetic code that allows DNA from different organisms to be combined? A) The genetic language is different for each species. B) The genetic language is specific to each organism. C) The genetic language is composed of the same basic letters for all species. D) The genetic language is unique to humans. Show Answer Correct Answer: C) The genetic language is composed of the same basic letters for all species. 7. How are transgenic plants advantageous? A) Improving diets. B) Using more insecticides. C) Making clones. D) Increasing diversity. Show Answer Correct Answer: A) Improving diets. 8. The process of RNA inactivation by siRNAs is termed as ..... A) RNA silencing. B) RNA interference. C) Short RNA inactivation. D) RNA disfunction. Show Answer Correct Answer: B) RNA interference. 9. Which is a potential ethical issue resulting from the use of biotechnology? A) Harming the ozone layer. B) Causing global warming. C) Increasing pollution of natural resources. D) Introducing a genetically-altered species. Show Answer Correct Answer: D) Introducing a genetically-altered species. 10. What percentage of human DNA is different from people to people? A) 99%. B) More than 99%. C) Less than 1%. D) None of above. Show Answer Correct Answer: C) Less than 1%. 11. The gene editing technique known as CRISPR is a specific example of ..... A) Pharming. B) Selective breeding. C) Gene cloning. D) Gene therapy. Show Answer Correct Answer: D) Gene therapy. 12. Which step is 3rd in PCR? A) Extension:DNA polymerase adds nucleotides to make new DNA. B) Denaturation:Heat is added to separate the DNA strands. C) Annealing:Cooling to allow primers to join to the DNA. D) None of above. Show Answer Correct Answer: A) Extension:DNA polymerase adds nucleotides to make new DNA. 13. What type of inheritance do two alleles have if their traits blend together? A) Incomplete Dominance. B) Co-Dominance. Show Answer Correct Answer: A) Incomplete Dominance. 14. This enzyme is responsible for linking DNA molecules together in recombinant DNA. A) Restriction Enzymes. B) DNA Polymerase. C) DNA Ligase. D) Amylase. Show Answer Correct Answer: C) DNA Ligase. 15. It is legal to sell a cloned animal in the United States. A) True. B) False. Show Answer Correct Answer: A) True. 16. NA is cut out of one organism and put into another organism. A) Cloning. B) Hybridization. C) Gene splicing. D) Selective breeding. Show Answer Correct Answer: C) Gene splicing. 17. After the insulin gene is isolated and cut out from the healthy human cell using a restriction enzyme, the next stage is to ..... A) Isolate the plasmid DNA and removing it from the bacterial cell using a different restriction enzyme. B) Isolate the plasmid DNA and removing it from the bacterial cell using the same restriction enzyme. Show Answer Correct Answer: B) Isolate the plasmid DNA and removing it from the bacterial cell using the same restriction enzyme. 18. During tissue culture, plant cells have their cell walls removed (using enzymes) and the resulting cells are called protoplasts. A) True. B) False. Show Answer Correct Answer: A) True. 19. The use of genetic engineering to transfer human genes into bacteria A) Is impossible. B) Allows the human cell to make bacterial proteins. C) Results in the formation of a new species. D) Allows bacterial cells to produce human proteins that are less likely to produce bad side effects. Show Answer Correct Answer: D) Allows bacterial cells to produce human proteins that are less likely to produce bad side effects. 20. Is an experimental treatment using genetic material to treat or prevent certain diseases. A) Transgene. B) Gene therapy. C) Gene editing. D) CRISPR-Cas9. Show Answer Correct Answer: B) Gene therapy. ← PreviousNext →Related QuizzesBiotechnology QuizzesGenetic Engineering Quiz 1Genetic Engineering Quiz 2Genetic Engineering Quiz 3Genetic Engineering Quiz 4Genetic Engineering Quiz 5Genetic Engineering Quiz 6Genetic Engineering Quiz 7Genetic Engineering Quiz 8Genetic Engineering Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books