This quiz works best with JavaScript enabled. Home > Agriculture > Biotechnology > Genetic Engineering > Genetic Engineering – Quiz 79 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 79 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the name of the stretch of DNA where RNA polymerase binds? A) Regulatory gene. B) Operator. C) Promoter. D) Enhancer. Show Answer Correct Answer: C) Promoter. 2. A technology that can change the way how your babies look like A) GMO. B) Designer baby. C) Cloning. D) Stem cell. Show Answer Correct Answer: B) Designer baby. 3. What enzyme can be used to convert mRNA into DNA? A) Reverse transcriptase. B) Reverse helicase. C) Reverse ligase. D) Reverse DNA polymerase. Show Answer Correct Answer: A) Reverse transcriptase. 4. What is a "sticky end" A) DNA fragments with single stranded ends. B) Fragments of RNA. C) DNA fragments with double stranded ends. D) Fragments of RNA with double stranded ends. Show Answer Correct Answer: A) DNA fragments with single stranded ends. 5. Which best describes a controversial issue associated with the use of genetically modified crops? A) The use of genetically modified crops to increase potential yield. B) The short-term use of genetically modified crops in famine-strickencountries. C) The development of genetically modified crops which are resistant toherbicides. D) The long-term effects which may arise from the use of geneticallymodified crops. Show Answer Correct Answer: D) The long-term effects which may arise from the use of geneticallymodified crops. 6. New strand of DNA made by inserting the gene of one organisms into the DNA of another. A) Recombinant DNA (rDNA). B) Gel electrophoresis. C) Polymerase chain reactions. D) Clone. Show Answer Correct Answer: A) Recombinant DNA (rDNA). 7. When too closely related individuals are crossed, preserving the traits of interest. A) Inbreeding. B) Hybridization. C) Natural selection. D) None of above. Show Answer Correct Answer: A) Inbreeding. 8. What kingdom does mushrooms belong to? A) Animals. B) Plant. C) Mushrooms. D) None of above. Show Answer Correct Answer: C) Mushrooms. 9. What is it called when scientists manipulate DNA in living cells? A) Genetic engineering. B) Just manipulation. C) Mutation. D) None of above. Show Answer Correct Answer: A) Genetic engineering. 10. Crossing a horse and a donkey is a type of A) Genetic engineering. B) Selective breeding. Show Answer Correct Answer: B) Selective breeding. 11. Which application of genetic engineering is used to change faulty genes with healthy ones? A) Gene therapy. B) Chromosomal correction. C) Epigenetics. D) Production of vaccines. Show Answer Correct Answer: A) Gene therapy. 12. DNA sequencing is a technique used to A) Identify the bases if tRNA. B) Identify the order of DNA bases. C) Identify the bases of RNA. D) Identify the bases of the mRNA. Show Answer Correct Answer: B) Identify the order of DNA bases. 13. The deliberate removal of genetic material from one organism and combining it with a genetic material of another organism is a specific technique called A) Gel electrophoresis. B) Gene probes. C) Genetic engineering. D) Recombinant DNA technology. Show Answer Correct Answer: D) Recombinant DNA technology. 14. In what way does the action of reverse transcriptase differ from that of RNA polymerase A) It has active sites that can accommodate RNA nucleotides. B) It has active site that can accommodate DNA nucleotides. C) It forms double stranded DNA from mRNA. D) It is a globular protein. Show Answer Correct Answer: B) It has active site that can accommodate DNA nucleotides. 15. The gene from a glowing jellyfish has been inserted into the DNA of a pig. Now the pig glows in the dark. This is an example of ..... A) Genetic engineering. B) Selective breeding. C) Natural selection. D) None of above. Show Answer Correct Answer: A) Genetic engineering. 16. Translation occurs at the ..... A) DNA. B) Nucleus. C) Polymerase. D) Ribosome. Show Answer Correct Answer: D) Ribosome. 17. -Bacterial cell reproduces by Binary Fission-Bacterial cell produces the polypeptide-Coded for by the donor DNA A) ISOLATION. B) CUTTING. C) LIGATION AND INSERTION. D) TRANSFORMATION. E) EXPRESSION. Show Answer Correct Answer: E) EXPRESSION. 18. What is confidentiality A) Not publishing personal details of participants. B) Telling participants they are being studied. C) Not putting your name on your research. D) Putting all personal details of participants in your research. Show Answer Correct Answer: A) Not publishing personal details of participants. 19. Ligase enzymes are used in genetic engineering to A) Isolate the DNA making up a human gene. B) Cut open plasmid DNA. C) Join human DNA to plasmid DNA. D) Insert plasmids into bacteria. Show Answer Correct Answer: C) Join human DNA to plasmid DNA. 20. This is an example of ..... A) DNA probe. B) Beta carotene. C) DNA. D) Deficiency. Show Answer Correct Answer: A) DNA probe. 21. What is the main advantage of using bacteria as human insulin factories? A) Ability to clean up toxic waste. B) Ability to glow in the dark. C) Ability to reproduce asexually and produce millions of identical cells. D) Ability to produce pesticide resistant plants. Show Answer Correct Answer: C) Ability to reproduce asexually and produce millions of identical cells. 22. What is the technique used to replicate specific sequences of DNA? A) Polymerase Chain Reaction. B) Gel electrophoresis. C) Gene therapy. D) Denaturation and annealing. Show Answer Correct Answer: A) Polymerase Chain Reaction. 23. Given:N = normal vision and n = colorblind vision ..... What would be the phenotype of XNXn? A) Normal visioned female. B) Colorblind male. C) Colorblind female. D) Normal visioned male. Show Answer Correct Answer: A) Normal visioned female. 24. Differences between members of the same species are called A) Predators. B) Selections. C) Traits. D) Variations. Show Answer Correct Answer: D) Variations. 25. A technique used to compare DNA from two or more organisms. A) Genetic Engineering. B) Artificial Selection. C) Gene Splicing. D) Gel Electrophoresis. Show Answer Correct Answer: D) Gel Electrophoresis. 26. What is the fourth step in the transformation of a bacterium to produce human insulin A) Donor gene is then spliced or annealed into the plasmid using DNA ligase as the glue. B) Using a restriction enzyme, cut the insulin producing gene out of the DNA. C) Bacterium reproduces (mitosis) and starts producing human insulin gene which we harvest them from. D) None of above. Show Answer Correct Answer: A) Donor gene is then spliced or annealed into the plasmid using DNA ligase as the glue. 27. What is the purpose of "blocking" the nitrocellulose membrane during western blotting? A) To improve binding of secondary antibody. B) Scientists like extra work. C) To encourage non-specific binding. D) To prevent non-specific binding. Show Answer Correct Answer: D) To prevent non-specific binding. 28. Cuttings are a way to produce many plants sexually. A) False. B) True. Show Answer Correct Answer: A) False. 29. What abbreviation represents the sugar molecule needed to "turn on" the green fluorescent protein gene? A) WE BUY. B) +pGlo. C) AMP. D) LB. Show Answer Correct Answer: A) WE BUY. 30. It is a double-stranded, self-replicating, circular DNA molecule present in bacteria that is widely used as a gene cloning vector. A) Gene. B) Phagemid. C) Ribonucleic acid. D) Plasmid. Show Answer Correct Answer: D) Plasmid. ← PreviousNext →Related QuizzesBiotechnology QuizzesAgriculture QuizzesGenetic Engineering Quiz 1Genetic Engineering Quiz 2Genetic Engineering Quiz 3Genetic Engineering Quiz 4Genetic Engineering Quiz 5Genetic Engineering Quiz 6Genetic Engineering Quiz 7Genetic Engineering Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books