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.
In general, people at risk for an inherited cancer gene have one or more first- or second-degree family members who were diagnosed with: Cancer before age 50. The same type of cancer. Two or more different cancers. A rare cancer, such as male breast cancer or sarcoma.