This quiz works best with JavaScript enabled. Home > Agriculture > Biotechnology > Genetic Engineering > Genetic Engineering – Quiz 30 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 30 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. When is the best time to incorporate appropriate markers into the recombinant DNA? A) Just before introducing the rDNA into the bacteria. B) During the formation of the rDNA. C) When forming the single stranded DNA. D) When isolating mRNA. Show Answer Correct Answer: B) During the formation of the rDNA. 2. Parkinson's is a disease that could be potentially cured through ..... A) Gene Therapy. B) Gene Modification. C) Selective Breeding. D) Animal Husbandry. Show Answer Correct Answer: A) Gene Therapy. 3. Stem cells can be cloned (by inserting a nucleus into an egg and removing stem cells from the embryo) and can be injected into individuals to help treat certain diseases, this is called therapeutic cloning. A) True. B) False. Show Answer Correct Answer: A) True. 4. Which enzyme "glues" DNA fragments together during insertion? A) DNA polymerase. B) DNA ligase. C) Restriction enzymes. D) DNA helicase. Show Answer Correct Answer: B) DNA ligase. 5. In vitro fertilization A) Genetic manipulation. B) Fertilization making a zygote. C) A medical procedure whereby an egg is fertilized by sperm in a test tube or elsewhere outside the body. D) Used only to create genetically modified organisms. Show Answer Correct Answer: C) A medical procedure whereby an egg is fertilized by sperm in a test tube or elsewhere outside the body. 6. The doubling/tripling of the normal number of chromosomes. A) Selective breeding. B) Polyploidy. C) Hybridization. D) Inbreeding. Show Answer Correct Answer: B) Polyploidy. 7. Dolly the Sheep was the first animal to be cloned from an adult cell. A) True. B) False. Show Answer Correct Answer: B) False. 8. How can DNA fingerprints be used? A) Solving crimes. B) Paternitiy tests. C) Comparing related species. D) All of these. Show Answer Correct Answer: D) All of these. 9. Which of the following genotypes is homozygous recessive? A) RR. B) Rr. C) Rr. D) None of the Above. Show Answer Correct Answer: B) Rr. 10. What is a genetically modified organism (GMO)? A) An organism that has been altered using traditional breeding methods. B) An organism whose genetic material has been altered using genetic engineering techniques. C) An organism that has been altered using chemical pesticides. D) An organism that is naturally occurring in the environment. Show Answer Correct Answer: B) An organism whose genetic material has been altered using genetic engineering techniques. 11. The sequence of letters (bases) on DNA codes for the sequence of carbohydrates needed to build up protein molecules in living organisms. A) False. B) True. Show Answer Correct Answer: A) False. 12. What is an example of selective breeding? A) A rock. B) Medicine. C) A purebred puppy. D) A house. Show Answer Correct Answer: C) A purebred puppy. 13. What is the purpose of using ligase in genetic engineering? A) To produce growth hormone. B) To make acid washed jeans. C) To cut DNA at particular sequences. D) To help attach the sugar phosphate backbones of DNA fragments. Show Answer Correct Answer: D) To help attach the sugar phosphate backbones of DNA fragments. 14. Is this quote pro-genetic engineering or con?"If genetic engineering becomes something you can buy, then rich people will just be able to take advantage of it. A) Con(against genetic engineering). B) Pro(support genetic engineering). Show Answer Correct Answer: A) Con(against genetic engineering). 15. Selective breeding produces A) Transgenic offspring. B) More offspring. C) Desired traits in offspring. D) Less offspring. Show Answer Correct Answer: C) Desired traits in offspring. 16. Circular DNA found in a bacteria cell is called A) Clone. B) Genome. C) Therapy. D) Plasmid. Show Answer Correct Answer: D) Plasmid. 17. Why is insulin produced by genetic engineering more rapid in its action? A) It is transported more rapidly by the blood to target sites. B) It has higher optimum temperature of activity. C) It has a shape that is exactly similar to that of natural human insulin. D) It is similar to animal insulin. Show Answer Correct Answer: C) It has a shape that is exactly similar to that of natural human insulin. 18. A high school student hacks into her school's academic records database and changes the grades of fellow classmates. This is ..... A) Ethical Behavior. B) Unethical Behavior. Show Answer Correct Answer: B) Unethical Behavior. 19. People are worried about the long term effects of eating GMO food. GMO means A) Gene model organism. B) Genetically modified organism. C) Genetic middle organelle. D) Genome modified organism. Show Answer Correct Answer: B) Genetically modified organism. 20. What technique is used in pre-implantation genetic screening? A) Polymerase chain reaction. B) DNA microarray analysis. C) Array comparative genomic hybridization. D) Gene silencing. Show Answer Correct Answer: C) Array comparative genomic hybridization. 21. A technique that places a gene into a cell to correct a hereditary disease or to improve the genome A) Artificial Selection. B) Genetic Engineering. C) Genetically Modified Organism. D) Gene Therapy. Show Answer Correct Answer: D) Gene Therapy. 22. What is the purpose of pre-implantation genetic screening? A) To determine the gender of the embryo. B) To screen embryos for genetic disorders. C) To enhance physical attributes in embryos. D) To increase the intelligence of the embryo. Show Answer Correct Answer: B) To screen embryos for genetic disorders. 23. Which of the following means of genetic engineering would have the greatest impact on world hunger? A) Inserting human DNA into bacterial DNA for insulin production. B) Engineering crops for greater nutritional content. C) Modifying genes to achieve a desirable phenotype. D) Manipulating DNA in trees to require less water. Show Answer Correct Answer: B) Engineering crops for greater nutritional content. 24. What is the difference between mRNA and DNA? A) DNA is a double helix, mRNA is a single strand. B) DNA has deoxyribose sugar, and mRNA has ribose sugar. C) DNA uses Thymine, and mRNA uses Uracil. D) All of the above. Show Answer Correct Answer: D) All of the above. 25. How many bases are there in the human DNA? A) 3 million. B) 3 billion. C) 3 trillion. D) None of above. Show Answer Correct Answer: B) 3 billion. 26. The application of math and computer science to store, retrieve and analyze biological data A) Restriction enzyme. B) Bioinformatics. C) Evolution. D) Genomics. Show Answer Correct Answer: B) Bioinformatics. 27. Which type of mosquitos are the main transmitters of maleria? A) Aedes species mosquitoes. B) Anopheles gambiae mosquitoes. C) Ulex species mosquitoes. D) Culex Mosquitoes. Show Answer Correct Answer: B) Anopheles gambiae mosquitoes. 28. Which of the following is used to create recombinant DNA? A) Amino Acids. B) Restriction Enzymes. C) Genetic Proteins. D) Messenger RNA. Show Answer Correct Answer: B) Restriction Enzymes. 29. A chromosome is removed from a human cell. Why is this process important? A) It can be used to make human DNA identical to other organisms. B) It helps scientists to understand how amino acids are grouped together. C) It results in the production of carbohydrates. D) It can be used to produce proteins that can treat human disorders. Show Answer Correct Answer: D) It can be used to produce proteins that can treat human disorders. 30. Suggest a characteristic that would be useful in a new variety of lettuce. A) Better taste, quicker growing, greater yield, disease resistance. B) Greener, longer, slower growing. C) Bitter taste, smaller yield, yellow colour. D) None of above. Show Answer Correct Answer: A) Better taste, quicker growing, greater yield, disease resistance. ← 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