Mammalian Blood Contains the Equivalent of 0

question 26

Multiple Choice

Mammalian blood contains the equivalent of 0.15 M NaCl. Seawater contains the equivalent of 0.45 M NaCl. What will happen if red blood cells are transferred to seawater?

• A) Water will leave the cells, causing them to shrivel and collapse.
• B) NaCl will be exported from the red blood cells by facilitated diffusion.
• C) The blood cells will take up water, swell, and eventually burst.
• D) NaCl will passively diffuse into the red blood cells.
• E) The blood cells will expend ATP for active transport of NaCl into the cytoplasm.

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Definitions:

Machine-Hours

A measure of production output or capacity based on the number of hours a machine operates.

Variable Overhead Rate Variance

represents the difference between the actual variable overhead incurred and the standard variable overhead allocated for the actual production achieved.

Manufacturing Overhead

The total of all the indirect costs involved in manufacturing a product, which can include expenses related to equipment maintenance, factory rent, and utilities.

Standard Cost System

An accounting method where costs are predetermined for products and services, facilitating the analysis of variances between expected and actual costs.