A Lineweaver-Burk Plot Displays Parallel Lines for an Enzyme in the Absence

question 10

Multiple Choice

A Lineweaver-Burk plot displays parallel lines for an enzyme in the absence and presence of increasing amounts of an inhibitor.The inhibitor in this experiment

• A) binds both the free enzyme and the ES complex.
• B) is competitive.
• C) alters the K_m but not the v_max.
• D) is uncompetitive.

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Definitions:

Overhead Variances

The difference between actual overhead costs and the budgeted or standard overhead costs.

Predetermined Overhead Rate

An estimated rate used to allocate manufacturing overhead costs to products or job orders, calculated before the costs are actually incurred.

Labor-Hour

A unit of measure representing one hour of work by an employee, often used in costing and budgeting processes.

Variable Overhead Efficiency Variance

The difference between the actual variable overhead incurred and the standard variable overhead allocated, based on the actual input of the allocation base.