One big difference between osmosis and diffusion is that both solvent and solute particles are free to move in diffusion, but when we talk about osmosis, only the solvent molecules (water molecules) cross the membrane.
Familial Cancer Program. The Familial Cancer Program at Norris Cotton Cancer Center provides counseling for people who may have an increased risk of cancer because of their personal and/or family history. The issues surrounding inherited risk and genetic testing are complicated.
1 Tobacco use: Tobacco use is the greatest risk factor for laryngeal cancer, and for all other head and neck cancers. 2  Most people who get laryngeal cancer have a history of smoking or other tobacco use or prolonged exposure. 3  The risk of cancer increases with the frequency of tobacco use.IFESTYLE. 1  Tobacco use: Tobacco use is the greatest risk factor for laryngeal cancer, and for all other head and neck cancers. 2  Most people who get laryngeal cancer have a history of smoking or other tobacco use or prolonged exposure. 3  The risk of cancer increases with the frequency of tobacco use.