This quiz works best with JavaScript enabled. Home > Agriculture > Biotechnology > Genetic Engineering > Genetic Engineering – Quiz 55 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 55 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A child is born with a faulty gene that causes a serious disease. Which process can solve this problem. A) Genome sequencing. B) Organism cloning. C) Gene therapy. D) DNA fingerprinting. Show Answer Correct Answer: C) Gene therapy. 2. A dog breeder breeds a black poodle with another black poodle to hopefully get only grey poodles. This is an example of A) Artificial selection. B) Selective breeding. Show Answer Correct Answer: B) Selective breeding. 3. Inserting a normal gene (or editing an existing gene) to fix an absent or abnormal gene. A) Recombinant DNA. B) Personal genome sequencing. C) Polymerase chain reaction. D) Gene therapy. Show Answer Correct Answer: D) Gene therapy. 4. Mutations can be a result of ..... A) Environmental Exposure. B) Lack of sleep. C) Not enough exercise. D) None of above. Show Answer Correct Answer: A) Environmental Exposure. 5. The plant growth regulator that promotes shoot growth is A) Cytokinins. B) Ethylene. C) Auxins. D) Abscisic acid. Show Answer Correct Answer: A) Cytokinins. 6. What does the following word part mean:Poly A) To eat/consume. B) To swallow/devour. C) To make. D) Many. Show Answer Correct Answer: D) Many. 7. During electrophoresis, the ..... pieces of DNA travel the farthest through the gel. A) Largest. B) Smallest. C) Colored. D) Neutral. Show Answer Correct Answer: B) Smallest. 8. Why do we look similar to our parents and siblings? A) We have the exact same DNA. B) We share some of the same DNA. C) Random chance. D) None of above. Show Answer Correct Answer: B) We share some of the same DNA. 9. The small ring of DNA found in a bacterial cell used as a biological vector A) Helix. B) Plasmid. C) Nucleotide. D) Clone. Show Answer Correct Answer: B) Plasmid. 10. Which of the following best describes "DNA Fingerprinting?" A) Used to move genes from one organism into another. B) Means the same thing as "gel electrophoresis". C) Used to edit someone's genes. D) Used to copy an organism's genome. Show Answer Correct Answer: B) Means the same thing as "gel electrophoresis". 11. Recombinant DNA plasmids contain all of the following EXCEPT A) Origin of Replication. B) Multiple Cloning Site. C) Promoter. D) IPTG. E) Selectable Marker. Show Answer Correct Answer: D) IPTG. 12. What is the name of the process in which new breeds and varieties of organisms are created using artificial selection? A) Natural selection. B) Survival of the fittest. C) Selective breeding. D) Artificial selection. Show Answer Correct Answer: C) Selective breeding. 13. The dsx gene is the exact same in both sexes of mosquitos. A) False. B) True. Show Answer Correct Answer: A) False. 14. What are the 4 Nitrogen containing bases in DNA? A) ANOTHER. B) Milk. C) CHDE. D) ATCG. Show Answer Correct Answer: D) ATCG. 15. Which of the following statement about plasmids is correct? A) Plasmids are present in bacteria, archea& some eukaryotes. B) Plasmids are present in all organisms. C) Plasmids present in bacteria and phages. D) Plasmids present in plants and animals. Show Answer Correct Answer: A) Plasmids are present in bacteria, archea& some eukaryotes. 16. What is the enzyme used to help the process of inserting the gene into a vector in genetic engineering technique? A) DNA ligase. B) Restriction enzymes. C) Bacterium enzymes. D) None of above. Show Answer Correct Answer: A) DNA ligase. 17. During DNA transformation, a cell A) Is treated with radiation. B) Has two genetically different parents. C) Has foreign DNA inserted in its chromosome. D) Has parents of different species. Show Answer Correct Answer: C) Has foreign DNA inserted in its chromosome. 18. Bacteria can be used to produce ..... that humans can't make themselves. A) RNA. B) DNA. C) Insulin. D) Plasmids. Show Answer Correct Answer: C) Insulin. 19. These enzymes are called molecular scissors which are essential in making internal cuts in a DNA molecule or vector at specific sites. A) Polymerase. B) Plasmid tagsGenetic engineering. C) Restriction proteins. D) Restriction enzymes. Show Answer Correct Answer: D) Restriction enzymes. 20. Which is the second step? A) DNA Helicase unwinds original DNA strand. B) RNA Primase lays down RNA primer for new nucleotide bases. C) DNA polymerase builds new strands by bring in new nucleotide bases. D) Ligase knits together fragments on lagging strand. Show Answer Correct Answer: B) RNA Primase lays down RNA primer for new nucleotide bases. 21. ..... may soon produce human antibodies that can be used to fight diseases. A) Transgenic Plants. B) Transgenic Bacteria. C) Transgenic Animals. D) None of above. Show Answer Correct Answer: A) Transgenic Plants. 22. Which of the following is a disadvantage of inbreeding? A) Desired traits are passed on to offspring. B) Harmful recessive traits can be passed on. C) Undesired traits are not passed on. D) It's time consuming and expensive. Show Answer Correct Answer: B) Harmful recessive traits can be passed on. 23. Why aren't more scientists using gene modification? A) Because the technology isn't available. B) Because they are lazy. C) Because of ethics and morality. D) Because of how long it takes. Show Answer Correct Answer: C) Because of ethics and morality. 24. In a point mutation, this would have the worst effect on the function of the protein A) An insertion at the middle of the gene. B) An insertion or deletion near the end of a gene. C) A base substitution. D) An insertion or deletion at the beginning of the gene. Show Answer Correct Answer: D) An insertion or deletion at the beginning of the gene. 25. What seperates DNA Fragments A) Cells. B) Restriction Enzymes. C) Gel Electrophoresis. D) Genes. Show Answer Correct Answer: C) Gel Electrophoresis. 26. Dolly, the first cloned sheep was produced in what year? A) 1953. B) 1969. C) 1996. D) 2012. Show Answer Correct Answer: C) 1996. 27. People use selective breeding to ..... A) Solve crimes. B) To create a GMO. C) Produce desired traits in offspring. D) To genetically modify plants for better crops. Show Answer Correct Answer: C) Produce desired traits in offspring. 28. Preserved remains or traces of ancient organisms A) Genomics. B) DNA microarray. C) Fossils. D) Restriction enzymes. Show Answer Correct Answer: C) Fossils. 29. Which is true of PCR A) All of the above. B) Stands for polymerase chain reactions. C) The original sample acts as a template for repeated replication. D) Makes many copies of DNA in just a few hours. Show Answer Correct Answer: A) All of the above. 30. Pattern of DNA fragments obtained by examining a person's unique sequence of DNA pairs. A) DNA Fingerprint. B) Alleles. C) Chromosome. D) None of above. Show Answer Correct Answer: A) DNA Fingerprint. ← 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