This quiz works best with JavaScript enabled. Home > Agriculture > Biotechnology > Genetic Engineering > Genetic Engineering – Quiz 68 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 68 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which is a use of genetically engineered bacteria? A) Making human insulin. B) DNA fingerprint for blood left at a crime scene. C) Producing corn that is resistant to herbicides. D) None of above. Show Answer Correct Answer: A) Making human insulin. 2. What enzyme joins the sticky ends of fragmented DNA sequences? A) Ligase. B) Gyrase. C) Polymerase. D) None of above. Show Answer Correct Answer: A) Ligase. 3. What organisms would contain plasmids? A) Viruses. B) Animals. C) Plants. D) Bacteria. Show Answer Correct Answer: D) Bacteria. 4. Process in which good genes are delivered by a virus to replace bad genes. A) Gene therapy. B) Recombinant DNA. C) DNA fingerprinting. D) None of above. Show Answer Correct Answer: A) Gene therapy. 5. Nuclear transfer is the insertion of a nucleus from an adult cell into an egg that has had its own nucleus removed (enucleated). A) True. B) False. Show Answer Correct Answer: A) True. 6. Originates from bacterial DNA and has the ability to cut DNA. Often referred to as DNA scissors. A) Sample Loading Buffer (SLB). B) Electrophoresis Buffer. C) Restriction Enzymes. D) None of above. Show Answer Correct Answer: C) Restriction Enzymes. 7. Breeders can increase the genetic variation in a population by introducing ..... ? A) Reductions. B) Inductions. C) Additives. D) Mutations. Show Answer Correct Answer: D) Mutations. 8. During Gel electrophoresis, which substance acts like a filter? A) Gel. B) Electricity. C) Saline solution. D) None of above. Show Answer Correct Answer: A) Gel. 9. CARRY INFORMATION THAT GETS PASSED FROM ONE GENERATION TO THE NEXT A) GENE THERAPY. B) GENES. C) MUTATION. D) SCIENCE. Show Answer Correct Answer: B) GENES. 10. The process of producing genetically identical individuals of an organism is called cloning. A) False. B) True. Show Answer Correct Answer: B) True. 11. Generally, What type of primer can be used for PRIMER EXTENSION? A) NESTED primer. B) Asymmetric primers. C) RT primers. D) None of these. Show Answer Correct Answer: A) NESTED primer. 12. Which of the following best describes a plasmid? A) A section of DNA. B) Circular DNA found in bacteria. C) DNA that has genes from different organisms. D) A bundle of DNA. Show Answer Correct Answer: B) Circular DNA found in bacteria. 13. Not all mutations are harmful. What is a benefit of mutations? A) Stops protein synthesis. B) Adds new genes. C) Creates new disorders. D) Produces codons for protein synthesis. Show Answer Correct Answer: B) Adds new genes. 14. Is it ok to tell people 'who' is taking part in your study A) No. B) Yes. Show Answer Correct Answer: A) No. 15. Which of these is an example of a phenotype? A) Brown fur. B) Ff. C) Ff. D) FF. Show Answer Correct Answer: A) Brown fur. 16. A somatic cell in a horse contains 64 chromosomes. How many chromosomes would there be in Ovum B? A) 66. B) 64. C) 34. D) 32. Show Answer Correct Answer: D) 32. 17. What are the basic units of heredity that are passed down from parents to offspring? A) Genes. B) Embryos. C) Cells. D) Tissues. Show Answer Correct Answer: A) Genes. 18. Genetic engineering has been used to produce a variety of genetically modified organisms. Which of the following is NOT a common application of this technology? A) Modifying human genes to increase intelligence. B) Producing insulin using bacteria. C) Engineering animals to glow in the dark. D) Creating crops that are resistant to pests. Show Answer Correct Answer: A) Modifying human genes to increase intelligence. 19. What can a denatured enzyme no longer bind to? A) Substrate. B) Substance. C) DNA. D) Active site. Show Answer Correct Answer: A) Substrate. 20. What does the centrifuge do to help extract the DNA? A) Heavy materials float to the top. B) DNA sinks to the bottom. C) Heavy materials sink. D) Mixes the materials up. Show Answer Correct Answer: C) Heavy materials sink. 21. An observable characteristic A) Personality. B) DNA. C) Trait. D) Cell. Show Answer Correct Answer: C) Trait. 22. Are all mutations bad? A) Yes. B) No. Show Answer Correct Answer: B) No. 23. Which of the following is/are a gene editing technique/s. A) CRISPR AND PCR AMPLIFICATION. B) MICROINJECTION AND RESTRICTED DIGESTION. C) MICROINJECTION AND CRISPR. D) RESTRICTION DIGESTION' AND TALENS. E) CRISPR AND TALENS. Show Answer Correct Answer: E) CRISPR AND TALENS. 24. CDNA can only be made from A) MRNA. B) Exons. C) Existing DNA. D) Introns. Show Answer Correct Answer: A) MRNA. 25. What modifications are made in GM foods? A) They can last longer on the shelf. B) They can grow well in hot countries. C) They can make their own pesticide. D) All of the above. Show Answer Correct Answer: D) All of the above. 26. Rice modified to have more Vitamin A A) Genetic engineering. B) Cloning. Show Answer Correct Answer: A) Genetic engineering. 27. Which of these is the correct definition of genetic modification/genetic engineering? A) Choosing individuals to mate based on desired characteristics. B) Observing genetic changes in populations over time based on adaptive traits. C) Altering the DNA of an organism at the molecular level. D) Extracting stem cells to differentiate into specialized tissues. Show Answer Correct Answer: C) Altering the DNA of an organism at the molecular level. 28. If a scientist has a small amount of DNA what must they do in order to make identical copies of it for genetic analysis? A) Sort it by size in gel electrophoresis. B) Fuse it into a new cell to make a clone. C) Use the DNA as a template for PCR. D) Transformation. Show Answer Correct Answer: C) Use the DNA as a template for PCR. 29. DNA finger printing is important because A) People do not have identical DNA (except identical twins). B) People have repeating sections of DNA. C) Only important genes are different in humans. D) All organisms have a similar genenome. Show Answer Correct Answer: A) People do not have identical DNA (except identical twins). 30. Dolly the sheep is a product of A) Cloning. B) Restriction enzymes. C) Mutation. D) Inbreeding. Show Answer Correct Answer: A) Cloning. ← 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