Part 1: Which, if any, substance is soluble in water? Part 2: Explain how the data helped you determine solubility for both substances for temperatures 20 °C to 80 °C

According to the theory of punctuated equilibrium, at what rate does speciation occur? species change depending on the rate of natural selection. after periods of stasis, new species evolve relatively rapidly. species change slowly and eventually form new species. some species change quickly and others change slowly to balance the overall rate.

Development of new communities in disturbed environments, such as a burned or a clear cut forest, is called

Match the functions to the cell types ? contraction and relaxation. conducting electrochemical signals fighting diseases carrying genetic material