Which of the Following Statements Regarding the Diffusion of a Nonpolar

question 13

Multiple Choice

Which of the following statements regarding the diffusion of a nonpolar solute X across a cell membrane is correct?

• A)At equilibrium,the net flux of X across the cell membrane is zero.
• B)At equilibrium,X will cease moving across the cell membrane.
• C)Solute X will be unable to reach equilibrium because it is nonpolar.
• D)Solute X will reach equilibrium,but the concentration will be much higher on the inside of the cell because of the smaller volume.
• E)At equilibrium,movement of X across the membrane will be much faster in one direction than in the other.

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Definitions:

Macrophages

Immune system cells responsible for detecting, engulfing, and destroying pathogens and apoptotic cells.

Neurons

Specialized cells in the nervous system that transmit information to other nerve cells, muscle, or gland cells through electrical and chemical signals.

Circulatory System

The body's system responsible for transporting blood, nutrients, gases, and wastes to and from cells, helps fight diseases and maintain homeostasis.

Exchanges Nutrients

The process by which cells, tissues, or organisms take in nutritional substances and expel waste products.