A Cell Keeps Its Internal Composition Stable

question 13

Multiple Choice

A cell keeps its internal composition stable

• A)by preventing macromolecules to enter the cell.
• B)by preventing macromolecules to exit the cell.
• C)by allowing water molecules to dilute extracellular salts.
• D)by tightly controlling the flux of material inside and outside.
• E)by decreasing osmotic pressures.

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Definitions:

Machine-Hours

A unit of measure representing the operating time of machines used in the production of goods.

Predetermined Overhead Rate

A rate calculated before a period begins, used to allocate manufacturing overhead costs to products based on a specific activity base.

Manufacturing Overhead

Indirect costs related to manufacturing, such as utilities, maintenance, and salaries for managers, not directly involved in production.

Variable Manufacturing Overhead

Costs in the production process that vary with the level of output, such as utilities for machinery.