This quiz works best with JavaScript enabled. Home > Biotechnology > Genetic Engineering – Quiz 53 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 53 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which technique is used in genetic engineering to edit genes? A) Cloning. B) Recombinant DNA technology. C) CRISPR-Cas9. D) Gene therapy. Show Answer Correct Answer: C) CRISPR-Cas9. 2. An organism containing a foreign gene is called a ..... A) Recombinant organism. B) Transgenic organism. C) Vector. D) Plasmid. Show Answer Correct Answer: B) Transgenic organism. 3. The observable expression of a trait is its A) Phenotype. B) Genotype. C) Chromosome. D) Alleles. Show Answer Correct Answer: A) Phenotype. 4. What kind of bacteria are able to transfer genetic material to plants? A) Cyanobacteria. B) Agrobacterium. C) E. coli. D) Staphylococcus aureus. Show Answer Correct Answer: B) Agrobacterium. 5. Restriction enzymes act as molecular scissors and cut DNA at specific sites called restriction sites A) ISOLATION. B) CUTTING. C) LIGATION AND INSERTION. D) TRANSFORMATION. E) EXPRESSION. Show Answer Correct Answer: B) CUTTING. 6. Selective, deliberate change of genes by man. (Putting genes from one organism into another) A) Genetic Engineering. B) Cloning. C) Hybridization. D) Inbreeding. Show Answer Correct Answer: A) Genetic Engineering. 7. Which of the following techniques can be used to screen BACs and pUC Vectors? A) Replica plate technique. B) Blue-white technique. C) Green fluorescent technique. D) Black fluorescent technique. Show Answer Correct Answer: B) Blue-white technique. 8. Goats produce a protein to treat ..... A) Emphysema. B) Cystic Fibrosis. C) Gaucher Disease. D) Ammonia. Show Answer Correct Answer: A) Emphysema. 9. Which terms correctly identify the procedure in the diagram and the substance produced by it? A) Selective breeding-growth hormone. B) Genetic engineering-insulin. C) Cloning-antibiotics. D) Replicating-glucose. Show Answer Correct Answer: B) Genetic engineering-insulin. 10. An individual's blood type is determined by A) Environment. B) Genetics. C) Both environment and genetics. D) Your children's blood type. Show Answer Correct Answer: B) Genetics. 11. Normal-GAG-CUC-GAC-AGA Mutant GAG CUC-CAC-AGA A) No mutation. B) Substitution-silent. C) Insertion. D) Deletion. E) Substitution-missense. Show Answer Correct Answer: E) Substitution-missense. 12. During embryo transplantation, embryos are transplanted into surrogate bulls. A) True. B) False. Show Answer Correct Answer: B) False. 13. Recombinant DNA A) When bacterial cells take up recombinant DNA. B) New DNA with DNA from another source. C) When bacteria copy the recombinant DNA along with their own DNA. D) Makes millions of copies of a specific DNA fragment. Show Answer Correct Answer: B) New DNA with DNA from another source. 14. Scientists and historians generally agree that humans began selective breeding because A) To find reliable, predictable sources of food. B) To become better at science. C) They were lazy. D) They were going extinct from predators. Show Answer Correct Answer: A) To find reliable, predictable sources of food. 15. What is the purpose of human genetic engineering (HGE)? A) To determine a person's physical and mental characteristics at birth. B) To correct errors in the DNA of living cells. C) To develop chronic diseases. D) To experiment with unborn babies. Show Answer Correct Answer: B) To correct errors in the DNA of living cells. 16. What is the role of regulations in genetic engineering? A) To ensure responsible use and prevent misuse. B) To restrict access to gene editing technologies. C) To stifle scientific progress and innovation. D) All of the above. Show Answer Correct Answer: A) To ensure responsible use and prevent misuse. 17. What is a limiting factor? A) Factors that always increase a population. B) Factors that always decrease a population. C) Resources that are unlimited. D) Factors/resources that limit how many organisms can live in an area at the same time. Show Answer Correct Answer: D) Factors/resources that limit how many organisms can live in an area at the same time. 18. Characteristics you inherited from your parents are called ..... A) DNA. B) Selective breeding. C) Genes. D) Traits. Show Answer Correct Answer: D) Traits. 19. What are the potential benefits of genetically modified organisms? A) Decreased crop yield, vulnerability to pests and diseases, reduced nutritional content, and potential for environmental harm. B) Increased crop yield, resistance to pests and diseases, improved nutritional content, and potential for environmental sustainability. Show Answer Correct Answer: B) Increased crop yield, resistance to pests and diseases, improved nutritional content, and potential for environmental sustainability. 20. Much of genetic engineering uses plasmids, which are: A) Segments of RNA that must be attached to DNA before the DNA can replicate. B) Small circlets of DNA found in bacteria. C) Repeating sequences that protect DNA from digestion when it is inserted into a foreign cell. D) Ends of cut DNA molecules that are sticky because they have unpaired base sequences. Show Answer Correct Answer: B) Small circlets of DNA found in bacteria. ← 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