This quiz works best with JavaScript enabled. Home > Biotechnology > Genetic Engineering – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Genetic Engineering Quiz 1 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. RNA has ..... strand of nucleotides, ..... and ..... A) Single, ribose, uracil. B) Single, deoxyribose, thymine. C) Double, ribose, thymine. D) Double, deoxyribose, uracil. Show Answer Correct Answer: A) Single, ribose, uracil. 2. What is CRISPR primarily used for? A) Enhancing physical performance. B) Diagnosing diseases. C) Gene editing. D) Creating genetically modified plants. Show Answer Correct Answer: C) Gene editing. 3. Biotechnology has helped produce crops that are resistant to certain pests, crops that produce high yields, and more nitrogen-efficient crops. What is a NEGATIVE impact that bioengineered plants may have on the environment? A) Genetically engineered plants may have a longer shelf life. B) Beneficial insects are negatively affected. Show Answer Correct Answer: B) Beneficial insects are negatively affected. 4. ..... is the process of breeding organisms for particular genetic traits. A) Cloning. B) Selective breeding. C) Phenotype. D) Genotype. Show Answer Correct Answer: B) Selective breeding. 5. What is the potential impact of genetic engineering on the future? A) All of the above. B) New treatments and solutions for genetic diseases. C) Emergence of a genetically enhanced society. D) Unlimited possibilities and choices for genetic modifications. Show Answer Correct Answer: A) All of the above. 6. Organisms with identical DNA are called: A) Transgenic organisms. B) Clones. C) Twins. D) Homologous chromosomes. Show Answer Correct Answer: B) Clones. 7. What is the process of modifying the genetic information of an organism to make it more beneficial for humans? A) Artificial Selection. B) Genetic Engineering. C) Cloning. D) Natural Selection. Show Answer Correct Answer: B) Genetic Engineering. 8. To show that DNA in cell extracts was responsible for genetic transformation in Pneumococcus, important corroborating evidence was that A) Enzymes that destroyed proteins also destroyed transforming activity. B) Enzymes that destroyed DNA also destroyed transforming activity. C) Enzymes that destroyed polysaccharides also destroyed transforming activity. D) Boiling destroyed transforming activity. Show Answer Correct Answer: B) Enzymes that destroyed DNA also destroyed transforming activity. 9. What is the potential of CRISPR and other gene editing technologies? A) To cure diseases and transform the world. B) To create super athletes and design babies. C) To genetically engineer animals for profit. D) To enhance player performance in sports. Show Answer Correct Answer: A) To cure diseases and transform the world. 10. Protein sequences in one organism that resemble those of another suggest a A) Coincidence. B) Lack of evolutionary relationship. C) Great number of mutations. D) Shared ancestry. Show Answer Correct Answer: D) Shared ancestry. 11. In gel electrophoresis, which moves faster? A) Small fragments of DNA. B) Large fragments of DNA. Show Answer Correct Answer: A) Small fragments of DNA. 12. What is a genetic mutation A) The making of a zombie. B) Any change in the DNA base pairs. C) The process of duplicating the DNA in a cell. D) None of above. Show Answer Correct Answer: B) Any change in the DNA base pairs. 13. Genetically modified organisms are an example of selective breeding. This technique utilizes recombinant DNA technology to produce ..... A) Less offspring. B) Transgenic offspring. C) Desired traits in offspring. D) None of above. Show Answer Correct Answer: C) Desired traits in offspring. 14. What are the 2 types of allele? A) Genetic allele and Chromosome allele. B) Dominant allele and Chromosome allele. C) Genetic allel& recessive allele. D) Dominant allele and Recessive allele. Show Answer Correct Answer: D) Dominant allele and Recessive allele. 15. Which one is Selective Breeding? A) Humans artificially Select which animals Breed to get the best possible offspring. B) Transferring a gene responsible for desirable characteristics from one organism to another. Show Answer Correct Answer: A) Humans artificially Select which animals Breed to get the best possible offspring. 16. Which statement is true about pest resistant crops? A) They are sprayed with a toxin that is harmful to insects. B) They release a toxin that is harmful to insects. Show Answer Correct Answer: B) They release a toxin that is harmful to insects. 17. What is the characteristic of an organism that can be genetic or acquired? A) Artificial Selection. B) Clone. C) Genetic Disorder. D) Trait. Show Answer Correct Answer: D) Trait. 18. Stem cells are unspecialised cells that can divide into any type of cell. Early embryos are a good source of stem cells. A) True. B) False. Show Answer Correct Answer: A) True. 19. What was the purpose of the Human Genome Project? A) To develop the first human clones. B) To map out the entire human genome. C) To create new antibiotics. D) To improve stem cell research. Show Answer Correct Answer: B) To map out the entire human genome. 20. Where humans choose which individuals of a population mate so that, over generations, all individuals offspring have only the traits that humans prefer A) Selective breeding (also known as artificial selection). B) Gene Therapy. C) Gene Splicing (production of Transgenic / Genetically Modified Organisms). D) Cloning. Show Answer Correct Answer: A) Selective breeding (also known as artificial selection). 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