This quiz works best with JavaScript enabled. Home > Agriculture > Biotechnology > Genetic Engineering > Genetic Engineering – Quiz 45 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 45 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Using genetic engineering to treat or cure diseases is called: A) Gene therapy. B) Alternative medicine. C) Bacterial transformation. D) Selective breeding. Show Answer Correct Answer: A) Gene therapy. 2. A ..... is wrapped around proteins to form a ..... thread. When this condenses further during cell division, it is known as a ..... A) DNA molecule; chromatin; chromosome. B) Chromatin; chromosome; DNA molecule. C) DNA molecule; chromosome; chromatin. D) Chromatin; DNA molecule; chromosome. Show Answer Correct Answer: A) DNA molecule; chromatin; chromosome. 3. Which organisms are used to manufacture human insulin? A) Protozoans. B) Bacteria. C) Algae. D) Amoebas. Show Answer Correct Answer: B) Bacteria. 4. If a cell containing 5% salt is placed into a glass of water with 20% salt, the water is ..... compared to the cell. A) Hypertonic. B) Hypotonic. C) Isotonic. D) None of above. Show Answer Correct Answer: A) Hypertonic. 5. Programming cells that have no job to treat diseases is A) Cloning. B) Genetically modified foods. C) Stem cell therapy. D) Selective breeding. Show Answer Correct Answer: C) Stem cell therapy. 6. What is the term for a three-nucleotide sequence that codes for an amino acid? A) Codon. B) Serine. C) Amine. D) Base. Show Answer Correct Answer: A) Codon. 7. What does Cas9 protein do? A) Binds with the targeted DNA sequence to be cut out. B) Turns on a gene. C) Puts in a new gene where the old was cut out. D) Cuts out a targeted region of DNA to turn off a gene. Show Answer Correct Answer: D) Cuts out a targeted region of DNA to turn off a gene. 8. A form of evolution controlled by humans A) Hybridization. B) Selective breeding. C) Genetic engineering. D) Inbreeding. Show Answer Correct Answer: B) Selective breeding. 9. What is a potential concern regarding GM crops? A) Increased nutritional value. B) Enhanced taste and flavor. C) Harmful effects on insects and wildflowers. D) Improved resistance to herbicides. Show Answer Correct Answer: C) Harmful effects on insects and wildflowers. 10. How was the bacteria changed to make insulin? A) They attached a piece of human insulin to the bacteria. B) They attached a new gene to the DNA. Show Answer Correct Answer: A) They attached a piece of human insulin to the bacteria. 11. Commercially raising fish for humans to eat A) Commercial Fishing. B) Fish Farming. C) Commercially Extinct. D) Survival. Show Answer Correct Answer: B) Fish Farming. 12. Which one of the following statements is an accurate description of genes? A) DNA is made of carbohydrates that code for genes. B) Genes are made of DNA and code for proteins. C) Genes are made of proteins that code for nitrogen bases. D) Proteins are made of genes and code for DNA. Show Answer Correct Answer: B) Genes are made of DNA and code for proteins. 13. The function of DNA polymerase is to A) Bind the DNA backbone together. B) Cut DNA at a specific location. C) Unzip the DNA double helix. D) Add nucleotides to build a DNA strand. Show Answer Correct Answer: D) Add nucleotides to build a DNA strand. 14. Polymerase chain reaction (PCR) A) New DNA with DNA from another source. B) When bacterial cells take up recombinant DNA. C) Makes millions of copies of a specific DNA fragment. D) When bacteria copy the recombinant DNA along with their own DNA. Show Answer Correct Answer: C) Makes millions of copies of a specific DNA fragment. 15. What is the relationship between proteins and traits? A) Proteins carry the genetic information that is responsible for traits. B) Traits control protein expression. C) Proteins produced by expression of genes result in traits. D) None of above. Show Answer Correct Answer: C) Proteins produced by expression of genes result in traits. 16. The work of scientists including Griffin, Avery, Hershey & Chase, and Franklin helped us to determine that ..... are responsible for carrying genetic material. A) Amino Acids. B) Proteins. C) Carbohydrates. D) Nucleic Acids. Show Answer Correct Answer: D) Nucleic Acids. 17. Problems with selective breeding include A) More diversity. B) Better animals. C) Animals can have bad health problems. D) More Meat. Show Answer Correct Answer: C) Animals can have bad health problems. 18. Because nucleic acids and genetic mechanisms are universal, it is possible to make ..... Using basic genetic engineering techniques, a gene from one species can be inserted into cells from another organism. A) Crossover organisms. B) Transgenic enzymes. C) Transgenic species. D) Transgenic organisms. Show Answer Correct Answer: D) Transgenic organisms. 19. Improvements take place over many generations. A) Selective breeding. B) Genetic engineering. C) Both. D) None of above. Show Answer Correct Answer: A) Selective breeding. 20. Which type of RNA is synthesized during transcription? A) Messenger RNA (mRNA). B) RNA transfer. C) Ribosomal RNA (rRNA). D) Small nuclear RNA (snRNA). Show Answer Correct Answer: A) Messenger RNA (mRNA). 21. Which of these is NOT a use for DNA Fingerprinting? A) Identifying the person whose DNA was left at a crime scene. B) Determining the father of a child. C) Figuring out which species are more closely related. D) Finding the likelihood of inheriting a genetic disorder. Show Answer Correct Answer: D) Finding the likelihood of inheriting a genetic disorder. 22. What is the main argument against genetic engineering? A) Meddling with nature's blueprint and unknown consequences. B) All of the above. C) Lack of regulation and potential for misuse. D) Creating a divide between the haves and have-nots. Show Answer Correct Answer: B) All of the above. 23. Why is DNA important to all living things? A) DNA is burned to give energy to cells. B) DNA contains the genetic code. C) DNA is used up by a cell to make new cells. D) DNA is made up of fats and carbs. Show Answer Correct Answer: B) DNA contains the genetic code. 24. What are changes in a gene that can affect the function of a protein and cause disease? A) Chromosomal abnormalities. B) Genetic disorders. C) Gene mutations. D) Genetic screening. Show Answer Correct Answer: C) Gene mutations. 25. MRNA is created during what process? A) Mutations. B) Transcription. C) DNA Replication. D) Translation. Show Answer Correct Answer: B) Transcription. 26. State the term for the enzyme that cuts DNA at a specific sequence. A) Restriction enzyme. B) Plasmid. Show Answer Correct Answer: A) Restriction enzyme. 27. A plasmid is found inside ..... A) A base Sequence. B) A virus. C) An enzyme. D) Human cells. E) A bacteria. Show Answer Correct Answer: E) A bacteria. 28. Which of the following bases is found only in RNA? A) Guanine. B) Adenine. C) Thymine. D) Uracil. Show Answer Correct Answer: D) Uracil. 29. Over time, humans have begun developing different types of technologies to controlthis process themselves by choosing which traits are desirable to humansand have learned how to control which genes are passed from parent tooffspring. This process is called A) Genetic Engineering. B) Gene Therapy. C) Artificial Selection. D) Genetic Manipulation. Show Answer Correct Answer: C) Artificial Selection. 30. This is a process thatcould help treat or reverse genetic disorders & abnormalities, including cancer. A) Artificial Selection. B) Genetic Modification. C) Genetic Engineering. D) Gene Therapy. Show Answer Correct Answer: D) Gene Therapy. ← 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