This quiz works best with JavaScript enabled. Home > Agriculture > Biotechnology > Genetic Engineering > Genetic Engineering – Quiz 57 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 57 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Trait will always show up in an organism if the allele is present A) Recessive. B) Dominant. C) Co-dominant. D) Incomplete dominant. Show Answer Correct Answer: B) Dominant. 2. Which of the following is not a Mutagenic factor(causes mutations). A) Drinking water. B) Chemicals we smoke or eat. C) Tanning. D) X-rays. Show Answer Correct Answer: A) Drinking water. 3. State the term for a circle of DNA found in bacteria. A) Plasmid. B) Cloning. Show Answer Correct Answer: A) Plasmid. 4. It is produced chiefly by certain bacteria and has the property of cleaving DNA molecules at or near a specific sequence of bases. A) Vector enzymes. B) Bacteriophage enzymes. C) Plasmid enzymes. D) Restriction enzymes. Show Answer Correct Answer: D) Restriction enzymes. 5. Genetic engineering is the direct manipulation of an organism's genome using biotechnology. A) TRUE. B) FALSE. Show Answer Correct Answer: A) TRUE. 6. How has genetic engineering contributed to advancements in the field of medicine? A) By creating genetically modified animals for pets. B) By producing genetically modified fruits with enhanced flavors. C) By developing genetically engineered bacteria to produce medicines. D) By altering the genetic makeup of humans to enhance their intelligence. Show Answer Correct Answer: C) By developing genetically engineered bacteria to produce medicines. 7. The insertion of plant DNA into animals is called transgenics. A) False. B) True. Show Answer Correct Answer: A) False. 8. Some farmers currently grow genetically engineered crops. An argument against the use of this technology is that A) Its long-term effects on humans are still being investigated. B) It increases crop production. C) It produces insect-resistant plants. D) It always results in crops that do not taste good. Show Answer Correct Answer: A) Its long-term effects on humans are still being investigated. 9. What are the four chemical bases? A) Adenine, guanine, cytosine, and thymine. B) Adenine, guanine, cytosine, and thyrosine. C) Adenine, guanine, cytosine, and uracil. D) Adenine, guanine, cytosine, and thynin. Show Answer Correct Answer: A) Adenine, guanine, cytosine, and thymine. 10. The strong gene form that is most often seen. A) Dominant Trait. B) Recessive Trait. C) Incomplete dominance. D) Alleles. Show Answer Correct Answer: A) Dominant Trait. 11. If the allele for gray fur (G) is dominant to the allele for white fur (g) in mice, What will be the ratio if you cross a heterozygous gray mouse with a white mouse? A) 1GG:2Gg:1gg. B) 3GG:0Gg:1gg. C) 0GG:2Gg:2gg. D) 2GG:1Gg:1gg. Show Answer Correct Answer: C) 0GG:2Gg:2gg. 12. Transfer of recombinant DNA into bacterial cells In the lab it's called A) Transformation. B) Transfection. C) Conjugation. D) All 3 are correct. Show Answer Correct Answer: A) Transformation. 13. Cutting of bacterial plasmid DNA with the ..... forming complementary sticky ends A) Proteins. B) Genome. C) Restriction enzymes,. D) Ligase. Show Answer Correct Answer: C) Restriction enzymes,. 14. Foreign genes are inserted into a cell to make recombinant DNA during A) Cloning. B) Human genome project. C) Transformation. D) Gel electrophoresis. Show Answer Correct Answer: C) Transformation. 15. ..... DNA is created by using the ..... from a bacteria and splicing a section of DNA into it. A) Cloning, ribosome. B) Transcription, translation. C) Recombinant, plasmid. D) Cumulus, mitochondria. Show Answer Correct Answer: C) Recombinant, plasmid. 16. Scientists can cut, copy and ..... DNA from one species to another. A) Fix. B) Build. C) Paste. D) Clone. Show Answer Correct Answer: C) Paste. 17. The physical appearance of an organism is its ..... A) Heredity. B) Instatype. C) Phenotype. D) Genotype. Show Answer Correct Answer: C) Phenotype. 18. This scientist developed the polymerase chain reaction using an enzyme found in Yellowstone National Park. A) Wilmut. B) Burbank. C) Watson. D) In a bubble. Show Answer Correct Answer: D) In a bubble. 19. Improve crop yields or crop quality, which may help ..... A) More taste. B) Make awareness. C) Improve self-life. D) To reduce hunger around the world. Show Answer Correct Answer: D) To reduce hunger around the world. 20. What is the role of DNA ligase in gene splicing? A) Two different chromosomes used in genetic engineering. B) Two different enzymes used in genetic engineering. C) Two different genes used in genetic engineering. D) Two different starches used in genetic engineering. Show Answer Correct Answer: B) Two different enzymes used in genetic engineering. 21. If host cells are ampicillin sensitive and are plated on a medium containing ampicillin A) Only cells that have not taken up the plasmid containing ampicillin resistance gene can grow. B) Only cells that have taken up the plasmid containing ampicillin resistance gene can grow. C) All cells will grow. D) None of above. Show Answer Correct Answer: B) Only cells that have taken up the plasmid containing ampicillin resistance gene can grow. 22. What is the process of genes from one organism being transferred into the DNA of another organism? A) Natural Selection. B) Cloning. C) Gene Therapy. D) Selective Breeding. Show Answer Correct Answer: C) Gene Therapy. 23. A mutation is any change in ..... to an organism. A) Personality. B) DNA base sequence. C) Gametic. D) Cells. Show Answer Correct Answer: B) DNA base sequence. 24. What is the function of a primer? A) To create DNA nucleotides. B) To copy DNA. C) To maintain the temperature of the PCR reaction. D) To identify the particular region of DNA to be copied by PCR. Show Answer Correct Answer: D) To identify the particular region of DNA to be copied by PCR. 25. When fragments of DNA are connected from different sources, this creates: A) A plasmid. B) A clone. C) Recombinant DNA. D) Fragmented DNA. Show Answer Correct Answer: C) Recombinant DNA. 26. The continued breeding of individuals with similar characteristics to maintain the derived characteristics of the species is ..... A) Recombinant DNA. B) Gene therapy. C) Inbreeding. D) DNA fingerprinting. Show Answer Correct Answer: C) Inbreeding. 27. What is the name of the sugar found in RNA? A) Deoxyribonucleic. B) Ribose. C) Deoxyribose. D) Ribulose. Show Answer Correct Answer: B) Ribose. 28. A single stranded piece of radioactively labeled DNA used to locate a specific gene is A) RFLP. B) CDNA. C) Nucleic acid probe. D) Plasmid. Show Answer Correct Answer: C) Nucleic acid probe. 29. If there are 24 G (guanine) bases, how many C (cytosine) should there be? A) 52. B) 12. C) 48. D) 24. Show Answer Correct Answer: D) 24. 30. How can genetic engineering help in medicine? A) It is used to mass produce insulin. B) It is used to surgically enhance your gluteus maximus. Show Answer Correct Answer: A) It is used to mass produce insulin. ← 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