How do enzyme inhibitors decrease the initial reaction rate of an enzyme-catalyzed reaction?

A researcher discovers a new inhibitor that binds only to the enzyme-substrate complex. Which type of inhibitor is this most likely to be?

Which type of enzyme inhibitor can bind to both the free enzyme and the enzyme-substrate complex?

A cell detects an excess of a metabolic product. Which regulatory mechanism involving enzyme inhibitors might it employ to restore balance?

A new drug is developed to treat hypertension by inhibiting an enzyme involved in blood pressure regulation. What type of inhibitor might this drug be?

Which type of inhibitor is most likely to be used in a drug that needs to reduce enzyme activity without affecting substrate binding?

Which type of inhibitor binds to the active site of the enzyme, competing with the substrate?