This quiz works best with JavaScript enabled. Home > Agriculture > Biotechnology > Genetic Engineering > Genetic Engineering – Quiz 25 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 25 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is NOT an argument in favor of GMOs? A) Controlled production of insulin. B) Disease resistant crops. C) Reduced biodiversity. D) Food with extra nutrients. Show Answer Correct Answer: C) Reduced biodiversity. 2. What are some potential ethical dilemmas in genetic engineering? A) Genetic discrimination, alteration of ecosystems, unintended consequences. B) Ethical concerns, genetic inequality, misuse of genetic information. C) Genetic mutations, violation of natural order, loss of genetic diversity. D) Genetic discrimination, designer babies, alteration of ecosystems, unintended consequences. Show Answer Correct Answer: D) Genetic discrimination, designer babies, alteration of ecosystems, unintended consequences. 3. In order to insert a human gene into plasmid, both must A) Originate from the same type of cell. B) Be cut by the same restriction enzyme. C) Code for the same gene product. D) Have identical sequences. Show Answer Correct Answer: B) Be cut by the same restriction enzyme. 4. In 1984, Dr. Alec Jeffreys at the University of Leicaster observed that DNA from different individuals contains different polymorphisms. His laboratory developed a technique for isolating and analyzing these variable areas that is known as: A) DNA sorting, or DNA profiling. B) DNA investigating, or DNA profiling. C) DNA fingerprinting, or DNA profiling. D) DNA quantifying, or DNA profiling. Show Answer Correct Answer: C) DNA fingerprinting, or DNA profiling. 5. Used to insert normal genes into human cells to correct disorders and/or diseases A) Inbreeding. B) Selective therapy. C) Gene therapy. D) Cross breeding. Show Answer Correct Answer: C) Gene therapy. 6. The majority of genetically modified crops are grown in which part of the world? A) USA. B) Europe. C) Australia. D) China. Show Answer Correct Answer: A) USA. 7. Purpose of gene therapy A) Locate genes on chromosomes. B) Cure genetic disorders. C) Clone organisms. D) Determine genetic sequences. Show Answer Correct Answer: B) Cure genetic disorders. 8. Letters X and Y represent the A) Gases needed to produce the energy required for gene manipulation. B) Hormones that stimulate the replication of bacterial DNA. C) Enzymes involved in the insertion of genes into other organisms. D) Hormones that trigger rapid mutation of genetic information. Show Answer Correct Answer: C) Enzymes involved in the insertion of genes into other organisms. 9. Antisense oligonucleotide are.....? A) Short length of either RNA or DNA. B) Polymers of DNA. C) Short length of RNA. D) Short length of DNA. Show Answer Correct Answer: A) Short length of either RNA or DNA. 10. The bacteria that result from reproduction of this cell will most likely have the ability to A) Replicate all of DNA found in humans. B) Produce a human blood cell according to instructions in gene X. C) Produce vaccines to be used to immunize humans. D) Produce the human protein coded for by gene X. Show Answer Correct Answer: D) Produce the human protein coded for by gene X. 11. The basic unit of heredity carried by the chromosomes that determines the traits of an organism is called ..... A) Proteins. B) Genes. C) Genome. D) Inheritance. E) Generation. Show Answer Correct Answer: B) Genes. 12. Genetically Modified Organisms (GMOs) are ..... A) Always biologically modified in a lab and selectively bred for a certain trait. B) Always bad for you. C) Always free of pesticides. D) None of above. Show Answer Correct Answer: A) Always biologically modified in a lab and selectively bred for a certain trait. 13. Plant breeders use cuttings to create new varieties of plants with desired characteristics. A) False. B) True. Show Answer Correct Answer: A) False. 14. Crossing organisms from different species like a horse and a donkey creating a mule, or a cow and a buffalo creating a beefalo. A) Cloning. B) Inbreeding. C) Hybridization. D) Natural selection. Show Answer Correct Answer: C) Hybridization. 15. Combining a lion and a tiger to create a liger is an example of A) Transformation. B) Inbreeding. C) Hybridization. D) A polyploid. Show Answer Correct Answer: C) Hybridization. 16. Who was the father of genetics A) C.jenkins. B) Gregor Mendel. C) Issac Newton. D) Sagan. Show Answer Correct Answer: B) Gregor Mendel. 17. Advantages of GM Crops are: A) Better For The Environment. B) Resistance To Disease. C) Increased Flavor and Nutrition. D) All the above. Show Answer Correct Answer: D) All the above. 18. Which would NOT be a reason to use GM crops? A) Using GM crops can increase crop yields. B) Using GM crops can reduce use of insecticide sprays. C) Using GM crops may be able to feed more people faster. D) Using GM crops can increase pesticide resistance in pests. Show Answer Correct Answer: D) Using GM crops can increase pesticide resistance in pests. 19. Which of the following correctly defines the term "genetic engineering" ? A) ◦Changing the genetic sequence of a DNA strand so that a particular trait is produced. B) ◦Leaving the modification of DNA in nature's hands. C) ◦Identifying the genome of plants. D) ◦A trait that shows even in the presence of its recessive form. Show Answer Correct Answer: A) ◦Changing the genetic sequence of a DNA strand so that a particular trait is produced. 20. Restriction enzymes cut DNA molecules A) Into individual proteins. B) At a random location. C) At short sequences specific to each type of enzyme. D) Into equal-sized pieces. Show Answer Correct Answer: C) At short sequences specific to each type of enzyme. 21. Structures that are very different in structure or anatomy but have similar functions such as the wings of a bird and a butterfly. Does not show evidence of evolution. A) Analogous Structures. B) Vestigial Structures. C) Cladogram. D) Homologous Structures. Show Answer Correct Answer: A) Analogous Structures. 22. Produces the desired traits in dogs, cats, horses and cattle. A) Cloning. B) Mutations. C) Recombinant DNA. D) Selective breeding. Show Answer Correct Answer: D) Selective breeding. 23. What type of graph do we use for discontinuous variation? A) Line graph. B) Bar chart. C) A bell-shape. D) Scatter Graph. Show Answer Correct Answer: B) Bar chart. 24. Cotton designed to resist pests and pesticides. A) Cloning. B) Genetic engineering. Show Answer Correct Answer: B) Genetic engineering. 25. Which organisms have been selectively bred? A) Dogs, cats, and livestock animals. B) Fish that glow under a black light. C) Bacteria that produce insulin. D) T-cells that can attack and destroy cancer cells. Show Answer Correct Answer: A) Dogs, cats, and livestock animals. 26. Which answer shows a gene sequence that has undergone a substitution mutation. The normal sequence is ACTTTTGCAACTTCA A) ACTTTTCCAACTTCA. B) ACTTTGCAACTTCA. C) ACTTTTTGCAACTTCA. D) ACTTTTGCAACTTCA. Show Answer Correct Answer: A) ACTTTTCCAACTTCA. 27. What is inbreeding? A) Breeding an organism with a known genotype with an unknown genotype and using the offspring to determine the unknown. B) Breeding 2 closely related organisms. C) Breeding organisms to create hybrids. D) A process of selecting desired traits to be passed on to offspring. Show Answer Correct Answer: B) Breeding 2 closely related organisms. 28. A technique for making millions of copies of a specific region of DNA A) Gel electrophoresis. B) DNA ligase. C) Restriction enzymes. D) Polymerase chain reaction. Show Answer Correct Answer: D) Polymerase chain reaction. 29. In the process of cloning eukaryotic DNA into prokaryotic cells, the role of reverse transcriptase is to make A) Double-stranded eukaryotic cDNA from mature mRNA. B) Mature mRNA from precursor mRNA. C) Bacterial DNA from eukaryotic DNA. D) MRNA from DNA. Show Answer Correct Answer: A) Double-stranded eukaryotic cDNA from mature mRNA. 30. Reasons for the controversy of GMO are A) The use of chemicals will increase if insects catch up with GMOs. B) Some corporations could dominate the entire food industry. C) Modified crops could contamine nearby organics. D) All of these. Show Answer Correct Answer: D) All of these. ← 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