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AP Biology
Unit 2 – Cell Structure and Function
Topic 2.7
What is the primary function of carrier proteins in facilitated diffusion?
To pump molecules across the membrane using energy.
To transport molecules across the membrane against the concentration gradient.
To transport molecules across the membrane without using energy.
To create a concentration gradient.
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AP Biology - 2.7 Facilitated Diffusion
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Carrier Proteins
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AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.
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