Global warming will likely cause deserts to disappear due to increased rainfall

Research with nonmanipulated independent variables

A) cannot be conducted. B) usually has organismic variables for independent variables. C) is best done within an experimental design. D) can answer questions about causal relationships between variables.

Which of the following statements is true about the dual court system?

a. All federal judges are appointed, and all state judges are elected. b. Most cases are heard in the state courts. c. The state supreme courts have final say when a case includes a federal question. d. Cases often begin in the federal system but are sent to the state courts on appeal. e. In most states, the supreme court is the only court with appellate jurisdiction.