Active Transport Is Uniquely Characterized By

question 29

Multiple Choice

Active transport is uniquely characterized by:

• A) transport of hydrophobic molecules.
• B) transport of hydrophilic molecules.
• C) transport of a molecule or ion across a membrane, with the species going from a greater concentration to a lesser concentration.
• D) the tight coupling of an input of energy to drive a thermodynamically unfavorable reaction.
• E) absolute requirement for ATP hydrolysis, and light energy or ion gradient energy will not work.

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