Farmers raise crops that have been made virus-resistant by adding a gene from the teosinte weed. This is an example of... * natural selection.
gene therapy.
genetically modified organisms.
artificial selection.

What is the best conclusion based on this data? the hypothesis was not supported because the data indicated that fertilizing plants does not improve plant growth. the hypothesis was supported; to get the best growth, use 5 milliliters of fertilizer per plant. the hypothesis was not supported; the data indicated that too much fertilizer can inhibit plant growth. the hypothesis was supported; to get the best growth, use 15 milliliters of fertilizer per plant.