Rate of an Enzyme-Catalysed Reaction as a Function of Varying

question 48

Multiple Choice

Rate of an enzyme-catalysed reaction as a function of varying reactant concentration, with the concentration of enzyme constant.
For the enzyme-catalysed reaction shown in the figure, if the initial reactant concentration is 1.0 micromolar, which of these treatments will cause the greatest increase in the rate of the reaction?

• A) doubling the activation energy needed
• B) cooling the reaction by 10°C
• C) doubling the enzyme concentration
• D) increasing the concentration of reactants to 10.0 micromolar, while reducing the concentration of enzyme by 1/2

---

Definitions:

Neuroleptics

A class of medication primarily used to manage psychosis, particularly in schizophrenia and bipolar disorder.

Akinesia

A condition marked by the inability to initiate movement, often found in patients with Parkinson’s disease.

Tardive Dyskinesia

Neurological disorder marked by involuntary movements of the tongue, face, mouth, or jaw, resulting from taking neuroleptic drugs.

Socioeconomic Class

A division of society based on social and economic status, influencing access to resources and opportunities.