Most Americans accept genetic engineering of animals if it benefits human health, but other purposes, including efforts to resurrect extinct species, are less welcomed. A recent study by the Pew Research Center considered five biotechnology scenarios. A majority accepted genetically engineering animals to grow organs or tissues for human use. Seven in 10 supported genetic engineering to stop mosquito-borne diseases. Less than a third said it would be appropriate to use biotechnology to restore extinct species.
Read more about the report here.