This quiz works best with JavaScript enabled. Home > Biotechnology > Genetic Engineering > Genetic Engineering – Quiz 76 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 76 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The government fears a nightmare scenario of nuclear or ..... warfare, A) Super soldier. B) Ecological. C) Genetic. D) Chemical. Show Answer Correct Answer: D) Chemical. 2. Which of the following is an NOT example of genetic engineering? A) Selective breeding a boxer and a labrador. B) Gene therapy to give diabetics the ability to make insulin. C) Cloning an organism. D) Adding a gene to a tomato plant to make it resist freezing. Show Answer Correct Answer: A) Selective breeding a boxer and a labrador. 3. What happens to the chromosome number in a human somatic cell after meiosis? A) The chromosome number remains the same. B) The chromosome number is doubled. C) The chromosome number is halved. D) The chromosome number is tripled. Show Answer Correct Answer: C) The chromosome number is halved. 4. Which strain causes mice to get sick and die? A) R strain. B) S strain. C) Heat killed S strain. D) None of above. Show Answer Correct Answer: B) S strain. 5. What is the role of the restriction enzyme? A) Cut the DNA into fragments. B) Transfer the DNA to another source. C) Clone the DNA needed. D) Add the DNA into the wells in the electrophoresis machine. Show Answer Correct Answer: A) Cut the DNA into fragments. 6. A cell takes in DNA from outside the cell. The external DNA becomes a component of the cell's DNA. A) None. B) Transformation. C) Conversion. D) Restriction site. Show Answer Correct Answer: B) Transformation. 7. The process of selecting organisms with desired traits to be parents of the next generation is called? A) Creating a GMO. B) Hybridization. C) Selective breeding. D) Gene therapy. Show Answer Correct Answer: C) Selective breeding. 8. Which of the following is a disorder of the ear? A) Glue Ear. B) Sand Ear. C) Sore Ear. D) None of above. Show Answer Correct Answer: A) Glue Ear. 9. What is an organism that has exactly the same genes as the organism from which it was produced? A) Cloning. B) Selective Breeding. C) Trait. D) Genetic Disorder. Show Answer Correct Answer: A) Cloning. 10. Two brown eyed parents (Bb) have a baby. What is the chance the baby is blue eyed? A) 0 %. B) 25%. C) 50%. D) 75%. Show Answer Correct Answer: B) 25%. 11. What are the potential applications of CRISPR-Cas9 technology in treating genetic diseases? A) Using CRISPR-Cas9 to create new genetic diseases. B) Applying CRISPR-Cas9 to increase the severity of genetic diseases. C) Using CRISPR-Cas9 to treat non-genetic diseases. D) Editing faulty genes to provide a cure or alleviate symptoms. Show Answer Correct Answer: D) Editing faulty genes to provide a cure or alleviate symptoms. 12. What is the purpose of the detergent solution in DNA extraction? A) Dehydrate the DNA. B) Clean the DNA. C) Burst open the cells to release DNA. D) Separate DNA from proteins. Show Answer Correct Answer: C) Burst open the cells to release DNA. 13. A circular piece of DNA, found in bacteria, is called: A) A plasmid. B) MRNA. C) Ribosome. D) Nucleotide. Show Answer Correct Answer: A) A plasmid. 14. Why is there concern about gene editing? A) Ethical implications of altering nature's blueprint. B) Unknown long-term effects. C) All of the above. D) Potential misuse and exploitation of the technology. Show Answer Correct Answer: C) All of the above. 15. If the primer sequence is TCG, what section of DNA will it anneal? A) AGC. B) CAT. C) GAC. D) ATC. Show Answer Correct Answer: A) AGC. 16. What was the first animal that was clonned? A) Cow. B) Goat. C) Pig. D) Sheep. Show Answer Correct Answer: D) Sheep. 17. Name a method of separating molecules, such as DNA, based on their size A) Electrophoresis. B) Restriction enzymes. C) STR. D) PCR. Show Answer Correct Answer: A) Electrophoresis. 18. Living beings are made up of macromolecules generally polymers, that is, molecules composed by the union of several similar small molecules. Thus, nucleic acids are chains of nucleotides, proteins are chains of amino acids and polysaccharides are chains of simple sugars. When the cell begins the division process, first it must replicate its DNA, which requires a lot of: A) Amino acids. B) Sugar. C) Nucleotides. D) Deoxyribose sugar. Show Answer Correct Answer: C) Nucleotides. 19. Genetically modified crops can cause A) Cross-Contamination. B) Allergies. C) Poison the insects. D) All the above. Show Answer Correct Answer: D) All the above. 20. What is the crossing of dissimilar individuals to bring together the best of both organisms? A) Inbreeding. B) Mutation. C) Recombination. D) Hybridization. Show Answer Correct Answer: D) Hybridization. ← 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