The concept of judicial review, which allows the Supreme Court to invalidate laws and executive actions that are deemed unconstitutional, has played a pivotal role in shaping American governance. The landmark case of Marbury v. Madison established this practice, but the implications and the exercise of judicial review have evolved. Consider the impact of judicial review on the separation of powers and checks and balances in the U.S. government. Which of the following statements most accurately describes a significant outcome of judicial review in the contemporary context?