What are the similarities between diffusion, dialysis and osmosis? Biology Movement In and Out of Cells Diffusion 1 Answer Atika Khan Mar 11, 2017 the similarity between diffusion, osmosis and dialysis is that the substance moves from a region of higher concentration towards region of lower concentration. Answer link Related questions How does polarity of molecules affect diffusion? How does diffusion differ from endocytosis and exocytosis? How does diffusion affect homeostasis? How are diffusion and osmosis different? How is diffusion involved in osmosis? How is facilitated diffusion different from active transport? What are common mistakes students make with facilitated diffusion? What are some examples of facilitated diffusion? What are some examples of diffusion? How is a concentration gradient related to the process of diffusion? See all questions in Diffusion Impact of this question 5687 views around the world You can reuse this answer Creative Commons License