This quiz works best with JavaScript enabled. Home > Biotechnology > Genetic Engineering – Quiz 80 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 80 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. True or false:The larger the DNA fragment, the further it will travel. A) True. B) False. Show Answer Correct Answer: B) False. 2. Stem cells are A) Undifferentiated cells. B) Only embryonic cells. C) Tissue cells. D) Specialized cells that form tissue. Show Answer Correct Answer: A) Undifferentiated cells. 3. Used to separate DNA fragments by size. A) Gel electrophoresis. B) Recombinant DNA. C) PCR. D) DNA sequencing. Show Answer Correct Answer: A) Gel electrophoresis. 4. Ligase form A) Phosphodiester bond. B) Hydrogen bond. C) Both. D) None. Show Answer Correct Answer: A) Phosphodiester bond. 5. Identify whether the statements are correct.I. Humans are not included in the organisms that are subjected to genetic modifications.II. Genetic Engineering aims to remove unwanted characteristics, and insert and merge desired trait. A) Statement I is correct. B) Statement II is correct. C) Both statement I and II are correct. D) Both statement I and II are incorrect. Show Answer Correct Answer: B) Statement II is correct. 6. What was used to cut the plasmid to enable us to insert the desired gene? A) Ligase. B) Restriction enzymes. C) GFP. D) PGLO. Show Answer Correct Answer: B) Restriction enzymes. 7. What are some ethical considerations in genetic engineering, especially in the context of human gene editing? A) Music, art, literature. B) Consent, equity, safety, unintended consequences. C) Weather, geography, language. D) Speed, efficiency, cost tagsHS-ETS1-B-1. Show Answer Correct Answer: B) Consent, equity, safety, unintended consequences. 8. How does gel electrophoresis separate DNA fragments? A) By genetic screening. B) MRNA sequences. C) According to size. D) Using ligase enzyme to cut DNA. Show Answer Correct Answer: C) According to size. 9. The process used to produce a DNA fingerprint is called ..... A) Cloning. B) DNA replication. C) Gel Electrophoresis. D) Gene therapy. Show Answer Correct Answer: C) Gel Electrophoresis. 10. Asymetrical ends of DNA that results from DNA being cut by a restriction enzyme A) Competent Ends. B) Sticky Ends. C) Ligated Ends. D) Restrictive Ends. Show Answer Correct Answer: B) Sticky Ends. 11. Why did scientists create fish that glow under a black light? A) To produce more milk or meat. B) To track toxic chemicals in the body. C) To treat genetic disorders in humans. D) To fight disease in the body. Show Answer Correct Answer: B) To track toxic chemicals in the body. 12. Which of the following is used to cut DNA so it can be studied? A) Gel Electrophoresis. B) Restriction Enzymes. C) Karyotypes. D) Haplotypes. Show Answer Correct Answer: B) Restriction Enzymes. 13. Why did scientists all over the world meet in 1975 for the Asilomar Conference? A) To legalize DNA modification all over the world. B) To discuss appropriate ways to deal with the potential hazards of DNA modification. C) To find a way to patent their technique on on recombinant DNA. D) For none of those reasons. Show Answer Correct Answer: B) To discuss appropriate ways to deal with the potential hazards of DNA modification. 14. Restriction Enzymes come from ..... A) Viruses. B) Bacteria. C) Goats. D) Spiders. Show Answer Correct Answer: B) Bacteria. 15. What are the three components of a nucleotide in DNA & RNA? A) Sugar, hydrogen, nitrogen base. B) Sugar, oxygen, nitrogen base. C) Sugar, phosphate, nitrogen base. D) Sugar, phosphate, protein. Show Answer Correct Answer: C) Sugar, phosphate, nitrogen base. 16. If your genotype is Bb, then you can only pass a B or b to your child but you can't pass both. A) Law of Dominance. B) Law of Segregation. C) Law of Independent Assortment. D) None of above. Show Answer Correct Answer: B) Law of Segregation. 17. What is the main argument in favor of genetic engineering? A) Opportunity for genetic enhancements and designer babies. B) All of the above. C) Advancement of science and technology. D) Ability to cure diseases and improve human lives. Show Answer Correct Answer: B) All of the above. 18. The DNA of plasmids can be cut at specific sites using ..... A) Ligase. B) Endoprotease. C) Restriction (endonuclease) enzymes. D) Polymerase. Show Answer Correct Answer: C) Restriction (endonuclease) enzymes. 19. In prokaryotes, transcription and translation happen ....., while in eukaryotes it happens ..... A) Simultaneously, simultaneously. B) Separately, separately. C) Separately, simultaneously. D) Simultaneously, separately. Show Answer Correct Answer: D) Simultaneously, separately. 20. The circular ring of DNA found in bacteria is called a/an ..... A) Clone. B) PCR-Polymerase Chain Reactions. C) Transgenic. D) Plasmid. E) Transformation. Show Answer Correct Answer: D) Plasmid. ← PreviousNext →Related 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 9Genetic Engineering Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books