試題詳解

35 Which of the following can be inferred from the passage?
(A) Genetically engineered foods have wasted potential due to farmers and scientists sticking to conventional methods.
(B) Genetic engineering is less precise than conventional breeding because it can only transfer a few genes at a time.
(C) Genetically engineered foods have actually been consumed by American people without their awareness for decades.
(D) Genetically engineered foods can potentially create giant versions of organisms that may threaten human health.