Pharmacology According to Fick’s law of diffusion, paicle flux will decrease if there is an increase in the: A Paicle's concentration difference across the membrane B Thickness of the Membrane C Area of the membrane D Temperature of the solution 💡 Explanation According to Fick's law of diffusion, paicle flux will decrease if there is an increase in the: ✓ Correct Answer: B. Thickness of the Membrane