This quiz works best with JavaScript enabled. Home > Agriculture > Biotechnology > Genetic Engineering > Genetic Engineering – Quiz 75 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 75 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. At what temperature does the Extension step of PCR occur? A) 94-96$^\circ$C. B) Any temperature. C) 50-65$^\circ$C. D) 72-80$^\circ$C. Show Answer Correct Answer: D) 72-80$^\circ$C. 2. This was completed in 2003 A) Human genome project. B) Gel electrophoresis. C) Cloning of a sheep. D) None of above. Show Answer Correct Answer: A) Human genome project. 3. A member of the population of genetically identical cells produced from a single cell. A) DNA fingerprinting. B) Clone. C) Recombinant DNA. D) Plasmid. Show Answer Correct Answer: B) Clone. 4. The glass slide or silicon chip that carries 1000s of different kinds of single stranded DNA fragments arranged in a grid A) Restriction enzyme. B) DNA microarray. C) Hybridization. D) Evolution. Show Answer Correct Answer: B) DNA microarray. 5. What bacteria did Griffith use in his experiment? A) And. coli. B) Pneumonia. C) Cholera. D) Strep. Show Answer Correct Answer: B) Pneumonia. 6. Which is not an example of a clone? A) A plant that grew from the cutting of another plant. B) Identical twins. C) Dolly the sheep. D) Two plants that grew from different seeds. Show Answer Correct Answer: D) Two plants that grew from different seeds. 7. An allele whose trait only shows up when no dominant allele is present. A) Hidden allele. B) Dominant allele. C) Recessive allele. D) Present allele. Show Answer Correct Answer: C) Recessive allele. 8. The process that changes a gene to treat a medical disease or disorder A) DNA fingerprinting. B) Gene therapy. C) Inbreeding. D) Forensics. Show Answer Correct Answer: B) Gene therapy. 9. If two heterozygous tall plants are crossed, and tall is dominant. What would be your expected phenotypes? A) 100% tall. B) 75% tall, 25%short. C) 50% tall, 50%short. D) 25% tall, 75% short. Show Answer Correct Answer: B) 75% tall, 25%short. 10. A carrot plant is cloned, compared to the original plant, the new plant will have A) Same number of chromosomes and same types of genes. B) Same number of chromosomes, different types of genes. C) Half the number of chromosomes, same types of genes. D) Half the number of chromosomes, different types of genes. Show Answer Correct Answer: A) Same number of chromosomes and same types of genes. 11. Which statements about DNA and RNA are true? I. Both are double strandedII. Only RNA has UracilIII. DNA has deoxyribose and RNA has riboseIV. Both have Adenine, Cytosine, and Thymine A) I and IV. B) II and III. C) II Only. D) I, II, III, and IV. Show Answer Correct Answer: B) II and III. 12. Offspring produced from two different parent types, breeds, or species A) Hybrid. B) Fertilize. C) DNA. D) None of above. Show Answer Correct Answer: A) Hybrid. 13. Transgenic organisms are ..... A) The ones that acts as vehicles to transport the DNA. B) The ones that cut a specific sequence of DNA. C) The ones that have recieved the new gene. D) The ones that join segments of DNA. Show Answer Correct Answer: C) The ones that have recieved the new gene. 14. Recombinant DNA is inserted into a bacterial cell in order to A) Synthesize a protein. B) Destroy a protein. C) Ensure that the bacterial cell lives. D) None of above. Show Answer Correct Answer: A) Synthesize a protein. 15. Scientists have developed the ability to manufacture human hormones using bacteria. One benefit of this is ..... A) Scientists can use only one type of bacteria. B) Bacteria are relatively inexpensive and reproduce quickly. C) Patients can spend more money on their medications. D) Scientists produce drugs that cause more immune reactions. Show Answer Correct Answer: B) Bacteria are relatively inexpensive and reproduce quickly. 16. The first step in genetic engineering is the gene design and packaging. A) FALSE. B) TRUE. Show Answer Correct Answer: A) FALSE. 17. The process that manipulates the organisms, cells or molecules to produce specific products is A) DNA fingerprinting. B) Gene therapy. C) Biotechnology. D) Cloning. Show Answer Correct Answer: C) Biotechnology. 18. What macromolecule do genes code for? A) Carbohydrates. B) Lipids. C) Proteins. D) Nucleic acids. Show Answer Correct Answer: C) Proteins. 19. What is anonymity A) Not telling someone that you are researching them. B) Not putting your name on your research. C) Not identifying any participants in your research. D) Identifying all of the participants in your research. Show Answer Correct Answer: C) Not identifying any participants in your research. 20. What is evolution defined as in the document? A) The inheritance of acquired characteristics. B) The survival of the fittest. C) The process by which modern organisms have descended from ancient organisms. D) The study of ancient organisms. Show Answer Correct Answer: C) The process by which modern organisms have descended from ancient organisms. 21. The base pair cytosine always pairs with which other base pair? A) Thymine. B) Cytosine. C) Adenine. D) Guanine. Show Answer Correct Answer: D) Guanine. 22. In order to clone eukaryotic DNA into prokaryotic cells A) DNA with both exons and introns must be used. B) DNA without introns must be used. C) RNA with both exons and introns must be used. D) Exons must be removed from eukaryotic DNA. Show Answer Correct Answer: B) DNA without introns must be used. 23. What is a benefit of genetically modified (GM) crops? A) They can produce a greater yield than normal crops. B) They can produce a smaller yield than normal crops. C) They are more susceptible to disease and insect attack. D) They produce smaller and less nutritious fruits. Show Answer Correct Answer: A) They can produce a greater yield than normal crops. 24. The enzyme that unzips the DNA to prepare for replication A) Replicase. B) Synthase. C) Polymerase. D) Helicase. Show Answer Correct Answer: D) Helicase. 25. Which DNA fragment bands move faster and farther in a gel electrophoresis? A) There is no way to tell. B) The largest ones. C) The smallest ones. D) None of these. Show Answer Correct Answer: C) The smallest ones. 26. The process of inserting recombinant DNA into host cells. A) Pharming. B) Inbreeding. C) Hybridization. D) Transformation. Show Answer Correct Answer: D) Transformation. 27. The branch of knowledge that deals with moral principles. A) Ethics. B) Norm. C) Philisophy. D) Morality. Show Answer Correct Answer: A) Ethics. 28. The purpose of gene therapy is to A) Remove mutations from genes. B) Cure genetic disorders. C) Determine the sequences of genes. D) None of above. Show Answer Correct Answer: B) Cure genetic disorders. 29. Why do the fragments of DNA in gel electrophoresis travel away from the negative electrode? A) The agarose gel in negatively charged. B) DNA is negatively charged so attracted to the positive end of the unit. C) The agarose gel is positively charged. D) DNA is positively charged to attracted to the negative end of the unit. Show Answer Correct Answer: B) DNA is negatively charged so attracted to the positive end of the unit. 30. An organism that contains functional recombinant DNA is a ..... organism A) Recombinant. B) Transgenic. C) Transfer RNA. D) Multiple Allelic. Show Answer Correct Answer: B) Transgenic. ← 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