Enzymes — Prelims Questions

Which of the following statements about enzymes is INCORRECT?

An enzyme functions optimally at a temperature of $37^circ C$ and a pH of 7.4. If this enzyme is placed in a solution with a pH of 2.0, what is the most likely outcome?

In competitive inhibition, which of the following statements is true?

Which enzyme class is responsible for catalyzing the transfer of functional groups from one molecule to another?

The Michaelis constant ($K_m$) for an enzyme is defined as:

Which of the following is NOT a characteristic of enzyme action?