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Which of the following is a limitation of a clinical trial? a.)amount of random assignments b.)hospital cost c.)number of test tubes d.)amount of peer review

Northern switzerland has a fairly cold climate caused by sea winds from the atlantic ocean but souther switzerland tends to be much warmer and sunnier, what could cause this difference?

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.