23. Opponents to genetically modified foods encourage scientist and policy makers to apply the precautionary principle to the approval of new products. What does this principle require?
A: Research shows that the benefits outweigh the risks associated with the product.
B: Tests on rodents have shown that the products are not a carcinogen.
C: Research has demonstrated proof of no harm before products are approved.
D: The facilities that manufacture the product have been inspected and are certified.
A: Research shows that the benefits outweigh the risks associated with the product.
B: Tests on rodents have shown that the products are not a carcinogen.
C: Research has demonstrated proof of no harm before products are approved.
D: The facilities that manufacture the product have been inspected and are certified.
举一反三
- 23. Opponents to genetically modified foods encourage scientist and policy makers to apply the precautionary principle to the approval of new products. What does this principle require? A: Research shows that the benefits outweigh the risks associated with the product. B: Tests on rodents have shown that the products are not a carcinogen. C: Research has demonstrated proof of no harm before products are approved. D: The facilities that manufacture the product have been inspected and are certified.
- The products have been ________ to strict tests before leaving the factory.
- Which of the following is not a theme park product innovation.（single choice） A: Upgrade the original products B: Develop new products with new technology C: Adjust the layout of amusement facilities D: Develop new products with creativity
- Marketing research that compares your product or service with products or services of other companies in the market is called __________ research A: product or service B: Market C: consumer D: competitive
- What is the man surprised about A: A wholesale price has increased. B: They have changed suppliers. C: A purchase has been approved. D: Some products are nearly gone.