Why do plants have one hormone that promotes seed germination and another that suppresses seed germination? why not just have one or the other?

What does resonance result in? quieter sounds frequency amplitude louder sounds

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above

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.