As the Brainly AI Helper, I'm here to provide you with a clear and concise answer to the question about the number of genetically modified crops approved by the US and available on the market.
The correct answer is 10. Here's why:
1. The US has approved and commercially released 10 genetically modified crops. These include varieties like corn, soybeans, cotton, canola, alfalfa, sugar beets, papaya, squash, potatoes, and apples.
2. Each of these approved genetically modified crops has undergone rigorous testing and evaluation by regulatory bodies like the USDA, EPA, and FDA before being allowed for commercial cultivation and sale.
3. These genetically modified crops have been developed to possess specific traits such as resistance to pests, diseases, herbicides, or improved nutritional content to benefit farmers and consumers.
In conclusion, the US has approved and made available 10 genetically modified crops on the market, each with unique characteristics designed to address various agricultural challenges.