This quiz works best with JavaScript enabled. Home > Biotechnology > Genetic Engineering – Quiz 57 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 57 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Directly making changes in the DNA of an organism is ..... A) Selective breeding. B) Artificial selection. C) Genetic engineering. D) Genetic transformation. Show Answer Correct Answer: C) Genetic engineering. 2. What is a cDNA? A) Collection of total genomic DNA. B) Non-coding RNA molecule (containing about 22 nucleotides) found in plants,. C) Complementary DNA molecules synthesized from mRNA. D) Small interfering Ribonucleic Acid, is a class of double-stranded RNA molecules. Show Answer Correct Answer: C) Complementary DNA molecules synthesized from mRNA. 3. What are stem cells? A) Cells that can only become one type of tissue. B) Fully differentiated cells that cannot change. C) Undifferentiated cells that have the potential to become anything. D) Cells that are only found in adult organisms. Show Answer Correct Answer: C) Undifferentiated cells that have the potential to become anything. 4. A plant known as African violets are easily..... because if you cut the stem and put it in the ground, it will produce a new plant genetically identical to the one it came from. A) Designed. B) Kept. C) Cloned. D) Spliced. Show Answer Correct Answer: C) Cloned. 5. Why is a sticky end better to use in genetic engineering? A) Can easily hydrogen bond 2 pieces together. B) Blunt ends are better, not sticky. C) They allow bases to covalently bond to each other. D) Sticky ends are adorable. Show Answer Correct Answer: A) Can easily hydrogen bond 2 pieces together. 6. What is the first cloned mammal? A) Goat. B) Cat. C) Sheep. D) Cow. Show Answer Correct Answer: C) Sheep. 7. What application of genetic engineering involves cloning A) Plants. B) Animals. C) Micro organisms. D) None of above. Show Answer Correct Answer: B) Animals. 8. Second generation adenoviral Vectors can carry ~ upto ..... DNA A) 10.5 kb. B) 5 kb. C) 20 Kb. D) 17 Kb. Show Answer Correct Answer: A) 10.5 kb. 9. If the diploid (2n) chromosome number of acloned plant is 12, what is the chromosomenumber of the plant cell used to produce thecloned plant? A) 3. B) 12. C) 6. D) 24. Show Answer Correct Answer: B) 12. 10. If restriction enzymes did not leave ..... it would be impossible to splice genes together. A) Blunt ends. B) Sticky ends. C) Metamorphic ends. D) Sagittal ends. Show Answer Correct Answer: B) Sticky ends. 11. What information must be known before a gene can be inserted into a bacteria? A) DNA sequence of the gene. B) MRNA sequence of the gene. C) TRNA sequence of the gene. D) Protein sequence of the gene. Show Answer Correct Answer: A) DNA sequence of the gene. 12. Looked at every single base pair in the human genome A) Dna fingerprinting. B) Human genome project. C) Restriction maps. D) None of above. Show Answer Correct Answer: B) Human genome project. 13. What is the second step in the transformation of a bacterium to produce human insulin A) Using a restriction enzyme, cut the insulin producing gene out of the DNA. B) Plasmids will be cut with the same restriction enzyme used to cut the desired gene. C) Donor gene is then spliced or annealed into the plasmid using DNA ligase as the glue. D) None of above. Show Answer Correct Answer: A) Using a restriction enzyme, cut the insulin producing gene out of the DNA. 14. DNA is cut out of one organism and put into another organism A) Gel Electrophoresis. B) Gene Splicing. C) Artificial Selection. D) Genetic Engineering. Show Answer Correct Answer: B) Gene Splicing. 15. If human body cells have 46 chromosomes, how many chromosomes will be in gamete cells after meiosis? A) 92. B) 46. C) 23. D) 12. Show Answer Correct Answer: C) 23. 16. What is another name for genetic engineering? A) Cell division. B) Photosynthesis. C) Mitosis. D) Gene splicing. Show Answer Correct Answer: D) Gene splicing. 17. An organism in which foreign genes have been incorporated is called a: A) Recombinant organism. B) Transgene recombinant. C) Polymorphism. D) Transgenic organism. Show Answer Correct Answer: D) Transgenic organism. 18. Some restriction enzymes produce "sticky ends" . Sticky ends are ..... A) Single-stranded DNA "overhangs" that can bind to complementary DNA. B) Smooth cuts that are sticky due to the "goo" left behind by the enzyme. C) The two wires (black and red) on a gel box. D) The surface of the LB agar plates so that bacteria can grow. Show Answer Correct Answer: A) Single-stranded DNA "overhangs" that can bind to complementary DNA. 19. Genes that code for bioluminescent proteins are inserted into humans to track the development of cancer in the body. Which of the following benefits of GMOs is presented by the given situation? A) Aided diseases. B) Reduce pesticide use. C) Increased productivity. D) Improved nutrition. Show Answer Correct Answer: A) Aided diseases. 20. T/F mutations are totally controlled. A) True. B) False. Show Answer Correct Answer: B) False. ← 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