Which of the following best describes the effects of water pollution on aquatic ecosystems? a. it can result in fish kills and restrictions on human consumption. b. it can change the physiology of fish. c. it can cause long-term alterations of aquatic ecosystems. d. all of the above

Suppose that b. madurai is commonly collected in freshwater areas near boat harbors and marinas but is haraely found in pristine waters. first, design an experiment that tests an adaptation of b. madurai to some aspect of its environment. in your design, be sure to include a question to test, a hypothesis, and a plan for how you will collect and analyze data.