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

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Definitions:

Prodromal Phase

An early stage in the development of a disorder, marked by mild symptoms or signs that may precede the full-blown manifestation of the disorder.

Fuller Recovery

A term denoting a more complete process of recuperation from illness or injury, aiming for a return to a state of complete health.

Schizophrenia

An acute mental syndrome marked by skewness in intellectual acuity, observational capacities, emotional reactions, conversational skills, personal recognition, and behavioral displays.

Schizophrenia Gene

Refers to genetic variants believed to increase the risk of developing schizophrenia, although no single gene has been identified as the cause.