Simple Diffusion of a Substance Across a Biological Membrane

question 18

Multiple Choice

Simple diffusion of a substance across a biological membrane

• A) shows saturation kinetics.
• B) is a linear function of the concentration difference across the membrane.
• C) can be inhibited by the addition of a compound of similar chemical structure.
• D) is dependent on the concentration of other solutes in the system.
• E) is mediated by membrane carriers.

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