A genetically modified organism (GMO) is any organism whose genetic material has been altered using genetic engineering techniques (i.e., a genetically engineered organism).
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Typically GMOs are organisms whose genetic makeup has been altered with the addition of genetic material from an unrelated organism.
A. 对
B. 错
Transfusion of blood products had previously led to unintentional infection of haemophiliacs with HIV or hepatitis C; similarly, treatment with human growth hormone derived from cadaver pituitary glands may have led to outbreaks of Creutzfeldt–Jakob disease.
A. 对
B. 错
GM bacteria have also been developed to leach copper from ore, clean up mercury pollution and detect arsenic in drinking water.
A. 对
B. 错
In 2000, Spanish researchers investigated a genetically modified virus which might have protected rabbits in the wild against myxomatosis and rabbit haemorrhagic disease.
A. 对
B. 错