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Biotechnology — MCQs Biology

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1. Biotechnology is primarily the use of:





2. Recombinant DNA technology involves:





3. Plasmids are commonly used in biotechnology as:





4. A vector in genetic engineering is:





5. Restriction enzymes function to:





6. Ligase is used to:





7. PCR (Polymerase Chain Reaction) is used for:





8. The enzyme used in PCR to synthesize DNA is:





9. Taq polymerase is commonly used in PCR because:





10. Gel electrophoresis is used to:





11. Southern blotting is used to detect:





12. Northern blotting is used to detect:





13. Western blotting is used to detect:





14. cDNA is synthesized from:





15. Gene cloning involves:





16. Transgenic organisms are:





17. Bt cotton is an example of:





18. Stem cells in biotechnology are used for:





19. CRISPR-Cas9 is used for:





20. Gene therapy involves:





21. Recombinant insulin is produced using:





22. Human growth hormone (HGH) can be produced by:





23. Monoclonal antibodies are produced using:





24. Bioreactors are used for:





25. Enzyme immobilization is important for:





26. Microbial fermentation is used to produce:





27. Hybridoma cells are formed by:





28. The polymerase used in PCR must be:





29. DNA sequencing can be performed using:





30. Gene silencing can be achieved by:





31. Cloning of Dolly the sheep involved:





32. Golden rice is genetically modified to produce:





33. Biopesticides are produced by:





34. Gene banks store:





35. Agrobacterium tumefaciens is used in biotechnology to:





36. RNA vaccines (like mRNA COVID vaccines) work by:





37. Bt toxin genes originate from:





38. Recombinant vaccines are produced by:





39. DNA fingerprinting is used in:





40. Genetically modified microorganisms can be used to:





41. Somatic gene therapy targets:





42. Germline gene therapy targets:





43. Biosensors in biotechnology are used to:





44. Microarray technology is used for:





45. Metabolic engineering aims to:





46. Biopharming refers to:





47. Proteomics in biotechnology studies:





48. Metagenomics allows study of:





49. Synthetic biology involves:





50. Bioplastics are produced by:





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