Okuma AnlamaSoru #9352
Synthetic Biology and Engineered Enzymes
Synthetic biology represents a revolutionary paradigm shift from merely observing biological systems to actively designing and programming them from the ground up. By utilizing artificial intelligence tools such as AlphaFold to predict three-dimensional protein structures with atomic accuracy, bioengineers can now design de novo enzymes that have no evolutionary precedents in nature. One of the most promising applications of these custom catalysts is the rapid breakdown of persistent synthetic pollutants, particularly polyethylene terephthalate (PET) plastics, into non-toxic organic monomers within hours rather than centuries. Additionally, engineered microbial strains are being programmed to synthesize critical pharmaceutical compounds, bio-jet fuels, and nitrogen-fixing agricultural fertilizers directly from atmospheric carbon dioxide. However, this immense technological capability raises profound biosecurity and ethical questions regarding accidental ecological release and the synthetic creation of novel pathogens. The author cautions that synthetic biology ----.
- A)has completely failed to deliver any tangible medical or environmental benefits
- B)brings serious ethical and biosecurity hazards, such as the potential creation of novel pathogens
- C)is too computationally expensive to be adopted by university researchers
- D)will soon be rendered obsolete by quantum nanotechnology developments
- E)cannot function without relying heavily on fossil fuel sub-products
Cevabı ve çözümü göster
Doğru cevap: B) brings serious ethical and biosecurity hazards, such as the potential creation of novel pathogens
Çözüm: Son cümlede yazar, bu büyük teknolojinin çevreye kazara salınım ve sentetik yeni patojenlerin üretilmesi gibi derin biyogüvenlik ve etik sorunlar doğurduğu uyarısında bulunur. Doğru cevap B'dir.