Diffusion of a Substance Across the Cell Membrane Is Influenced

question 12

Multiple Choice

Diffusion of a substance across the cell membrane is influenced by all of the following except

• A)hydrolysis of ATP.
• B)the presence of the membrane channels.
• C)the charge on the ion.
• D)concentration gradient.
• E)lipid solubility.

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Definitions:

Support group

A group of people with common experiences or concerns who provide each other with encouragement, comfort, and advice.

Prevalence

The proportion of a particular population found to be affected by a specific condition at a given time.

Etiology

The study of the causes or origins of diseases or disorders.

Concordance

In genetics, the occurrence of the same trait or medical condition in both members of a pair of twins or in multiple members of a family, indicating genetic influence.