In Many Organelles,groups of Different Enzymes Are Located on Membranes

question 14

Multiple Choice

In many organelles,groups of different enzymes are located on membranes in close proximity to each other because

• A) attaching enzymes to the membrane prevents the cell from losing them to the surrounding environment.
• B) when enzymes are in close proximity, each one can catalyze more than one type of reaction.
• C) these enzymes are involved in the same metabolic pathway, and keeping them closer together increases the efficiency of the pathway.
• D) all enzymes must act in groups to position substrates in the proper orientation to produce the product.

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Definitions:

Net Operating Income

Income from a company's core business operations, excluding deductions of interest and taxes.

Flexible Budget

A budget that adjusts or flexes with changes in volume or activity levels of the business, allowing for more accurate budgeting and performance evaluation.

Direct Materials

Raw materials that are directly traced and integral to the manufacturing of a finished product.

Spending Variance

The difference between the budgeted or standard cost of something and the actual amount spent, often analyzed in budgeting and cost management.