Simple diffusion requires:
A)carrier proteins.
B)protein channels.
C)a concentration gradient.
D)the use of energy.

Name: Simple diffusion requires: A)carrier proteins. B)protein channels. C)a concentration gradient. D)the use of energy.
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Question

Quizplus · Accepted Answer

Simple diffusion only requires a concentration gradient, which is the difference in concentration of a substance between two areas. It does not require carrier proteins, protein channels, or the use of energy.

Simple Diffusion Requires