This quiz works best with JavaScript enabled. Home > Biotechnology > Genetic Engineering > Genetic Engineering – Quiz 39 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 39 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the first step in the process of manipulating DNA? A) Separating the DNA. B) Extract the DNA. C) Separate and analyze the DNA. D) Cut the DNA. Show Answer Correct Answer: B) Extract the DNA. 2. What is the process of creating a new organism that is genetically identical to its parent? A) Genetic Engineering. B) Cloning. C) Artificial Selection. D) Gene Therapy. Show Answer Correct Answer: B) Cloning. 3. What does the "guide RNA" in CRISPR/CAS9? A) Guides DNA out of the nucleus. B) Guides CAS9 where to cut the DNA. C) Guides mRNA to the ribosome. D) Guides CAS9 to the mitochondrion. Show Answer Correct Answer: B) Guides CAS9 where to cut the DNA. 4. It is very common for yellow labs to have bad hips. This is because owners want purebred yellow labs who are good hunting dogs. This is an example of A) Natural Selection. B) Selective breeding. C) Mitosis. D) Fossil Record. Show Answer Correct Answer: B) Selective breeding. 5. The process of changing the genetic material of a living organism A) Genetic Modification. B) Taxonomy. C) Adapting. D) Bioremediation. Show Answer Correct Answer: A) Genetic Modification. 6. If scientists modify the DNA of tomatoes so that they survive at low temperatures, what are tomatoes known as? A) Human genome project. B) Genetically modified organisms. C) Punnett squares. D) Gene therapy. Show Answer Correct Answer: B) Genetically modified organisms. 7. The genetic makeup of an organism or what represents the letters in a Dihybrid Cross A) Alleles. B) Genotype. C) Phenotype. D) Karyotype. Show Answer Correct Answer: B) Genotype. 8. Selective breeding is most commonly used in A) Medicine. B) Agriculture. C) Humans. D) None of above. Show Answer Correct Answer: B) Agriculture. 9. This type of substitution codes for a stop codon A) Missense. B) Nonsense. C) Silent. D) Deletion. Show Answer Correct Answer: B) Nonsense. 10. Which one help to cut DNA in genetic engineering. A) Knife. B) Needle. C) Enzyme. D) Protein. Show Answer Correct Answer: C) Enzyme. 11. Someone has a wild cat breed with a house cat in order to have a cat that looks wild but is more gentle. This is ..... A) Genetic Modification. B) Gene Therapy. C) Animal Husbandry. D) Selective breeding. Show Answer Correct Answer: D) Selective breeding. 12. Which of the following is NOT a valid argument in favor of genetically modified foods? A) GMOs may contain more nutrients than non-GMOs. B) GMOs may allow more to be produced at lower cost. C) GMOs are created through natural events such as mutation. D) GMOs may reduce the need for chemical pesticide & fertilizer. Show Answer Correct Answer: C) GMOs are created through natural events such as mutation. 13. These early studies are pointing the way to a bright future for ageing research and ..... biology. A) Chemical warfare. B) GM food. C) Stem cell. D) Gene therapy. Show Answer Correct Answer: C) Stem cell. 14. What does the word modify mean? A) To change or edit. B) To improve or make better. C) To worsen. D) To keep the same. Show Answer Correct Answer: A) To change or edit. 15. Transgenic organisms contain A) Genes from other species. B) Cells of another organism. C) Genes of only one parent. D) One or more human genes. Show Answer Correct Answer: A) Genes from other species. 16. Which of the following is the first and the most important step in the polymerase chain reaction? A) Annealing. B) Primer extension. C) Denaturation. D) None of the above. Show Answer Correct Answer: C) Denaturation. 17. Pollution can have disastrous effects on the delicately balanced ..... A) GM foods. B) Ecosystem. C) Stem cells. D) Genes. Show Answer Correct Answer: B) Ecosystem. 18. What process of genetic engineering separates DNA fragments by size for easy comparison? A) Recombinant DNA. B) PCR. C) Gel Electrophoresis. D) CRISPR. Show Answer Correct Answer: C) Gel Electrophoresis. 19. An ideal vectors should be ..... in size? A) Larger. B) Small. C) Medium. D) None of the above. Show Answer Correct Answer: B) Small. 20. What situation causes a duplication? A) Part of the chromosome is missing. B) Part of the chromosome is attached backwards. C) Part of the chromosome breaks off and attaches to a different chromosome. D) Part of a chromosome is duplicated. Show Answer Correct Answer: D) Part of a chromosome is duplicated. ← 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