A Principal Difference Between Facilitated and Active Transport Systems in Membranes

question 44

Multiple Choice

A principal difference between facilitated and active transport systems in membranes is the

• A) direction of solute movement relative to its concentration gradient.
• B) kinetics of the process.
• C) number of transmembrane domains in the transport proteins.
• D) sensitivity to inhibition.
• E) specificity and binding affinity toward the solute being transported.

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