What is the function of myelin in nerve cells? insulates nerve cells, greatly increasing the speed at which impulses travel connects nerve cells to each other insulates the brain, protecting it from damage insulates nerve cells, greatly decreasing the speed at which impulses travel

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.