Which of the following are consistent with facilitated diffusion?(1) Movement is against a concentration gradient(2) Movement is with a concentration gradient(3) Involves a carrier molecule(4) Involves cotransport(5) Involves counter transport(6) Exhibits competition and saturation
A. 1, 2, 4, 5, 6
B. 1, 3, 4, 5, 6
C. 2, 3, 6
D. 2, 3, 4, 6
E. 2, 3, 5, 6
Answer: C
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