This quiz works best with JavaScript enabled. Home > Biotechnology > Genetic Engineering > Genetic Engineering – Quiz 115 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 115 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is evolution defined as in the document? A) The study of ancient organisms. B) The process by which modern organisms have descended from ancient organisms. C) The inheritance of acquired characteristics. D) The survival of the fittest. Show Answer Correct Answer: B) The process by which modern organisms have descended from ancient organisms. 2. The base pair cytosine always pairs with which other base pair? A) Thymine. B) Adenine. C) Cytosine. D) Guanine. Show Answer Correct Answer: D) Guanine. 3. In order to clone eukaryotic DNA into prokaryotic cells A) DNA with both exons and introns must be used. B) DNA without introns must be used. C) RNA with both exons and introns must be used. D) Exons must be removed from eukaryotic DNA. Show Answer Correct Answer: B) DNA without introns must be used. 4. What is a benefit of genetically modified (GM) crops? A) They can produce a greater yield than normal crops. B) They can produce a smaller yield than normal crops. C) They are more susceptible to disease and insect attack. D) They produce smaller and less nutritious fruits. Show Answer Correct Answer: A) They can produce a greater yield than normal crops. 5. The enzyme that unzips the DNA to prepare for replication A) Helicase. B) Replicase. C) Polymerase. D) Synthase. Show Answer Correct Answer: A) Helicase. 6. Which DNA fragment bands move faster and farther in a gel electrophoresis? A) There is no way to tell. B) The largest ones. C) The smallest ones. D) None of these. Show Answer Correct Answer: C) The smallest ones. 7. The process of inserting recombinant DNA into host cells. A) Inbreeding. B) Hybridization. C) Pharming. D) Transformation. Show Answer Correct Answer: D) Transformation. 8. The branch of knowledge that deals with moral principles. A) Norm. B) Philisophy. C) Ethics. D) Morality. Show Answer Correct Answer: C) Ethics. 9. The purpose of gene therapy is to A) Remove mutations from genes. B) Cure genetic disorders. C) Determine the sequences of genes. D) None of above. Show Answer Correct Answer: B) Cure genetic disorders. 10. Why do the fragments of DNA in gel electrophoresis travel away from the negative electrode? A) DNA is negatively charged so attracted to the positive end of the unit. B) DNA is positively charged to attracted to the negative end of the unit. C) The agarose gel in negatively charged. D) The agarose gel is positively charged. Show Answer Correct Answer: A) DNA is negatively charged so attracted to the positive end of the unit. 11. An organism that contains functional recombinant DNA is a ..... organism A) Recombinant. B) Transgenic. C) Transfer RNA. D) Multiple Allelic. Show Answer Correct Answer: B) Transgenic. 12. ..... is the process of changing the DNA of a living organism. A) Selective breeding. B) Genetic engineering. C) Genes. D) None of above. Show Answer Correct Answer: B) Genetic engineering. 13. Which is the third step? A) DNA Helicase unwinds original DNA strand. B) RNA Primase lays down RNA primer for new nucleotide bases. C) DNA polymerase builds new strands by bring in new nucleotide bases. D) Ligase knits together fragments on lagging strand. Show Answer Correct Answer: C) DNA polymerase builds new strands by bring in new nucleotide bases. 14. Which of the following best represents inbreeding? A) Removing DNA from an organism. B) Changing traits based on environment. C) Crossing 2 similar animals. D) Crossing 2 different animals. Show Answer Correct Answer: C) Crossing 2 similar animals. 15. What was the project in which scientists around the world attempted to map the entire human DNA sequence in 1990? A) Selective breeding project. B) Human genome project. C) Gene therapy project. D) Genetically Modified Organism Project. Show Answer Correct Answer: B) Human genome project. 16. You are working as a biologist for a team surveying biodiversity in the Sierra Madre rainforest. You find a:-non-motile organism;-grows in the soil;-eukaryotic cells and;-heterotrophic.Which one of the following could potentially describe this species? A) Fungus. B) Plant. C) Archaea. D) Animal. E) Bacteria. Show Answer Correct Answer: A) Fungus. 17. In a certain species of rabbits, black coat color is dominant over brown coat color. What is the probability of producing a rabbit with brown coat color from two rabbits that are both heterozygous for black coat color? A) 0%. B) 25%. C) 75%. D) 100%. Show Answer Correct Answer: B) 25%. 18. In the modern era, the term genetic engineering refers specifically to which of the following methods? A) Artificial selection. B) Cloning. C) Genetic variation. D) Recombinant DNA technology. Show Answer Correct Answer: D) Recombinant DNA technology. 19. Unethical behavior is always against the law. A) TRUE. B) FALSE. Show Answer Correct Answer: B) FALSE. 20. Which of the following statements would be an advantage of producing genetically modified crops? A) To decrease the yield of the crop. B) To prevent resistance to pests. C) To increase the yield of the crop. D) To prevent resistance to herbicides. Show Answer Correct Answer: C) To increase the yield of the crop. ← 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