1- In the story many, nutraceutical's chief ingredient is yeast extract, or dried out yeast cells. since these yeasty pills supposedly have large amount of the vitamin or other biological molecule that is advertised, how might the manufacturer create such a large amount of vitamin (and why is it mixed with yeast extract?
2- Discuss why is it important to target liposomes to a particular cell type (such as cancer cells)? that is, why not have them bind to any cell type?
3- Do you think genetic engineering is a promising or worrying technology and why do you so?