Unlike tropical rainforests, the tundra has relatively few species. How might the loss of a species in the tundra compare to the loss of a species in a tropical rainforest? Use lots of details and examples

In science class maria observed a white color and cut flowers she sees that the petals turn red when the flowers sitting in a vase that has red colored water she forms a hypothesis that the color reaches the flower through the stem what should we do to confirm the hypothesis