Scientists Close to Reconstructing First Living Cell [News]
Tuesday, June 10, 2008 - 18:07
in Physics & Chemistry
Modern cells are like microscopic cities: They have power plants (mitochondria), trash dumps (lysosomes), local government (the nucleus, with DNA serving as the legal charter), and many other activities going on inside their boundaries. They also have a border patrol in the form of a double-layered membrane that uses a series of protein-powered pumps, pores and channels to let nutrients in and keep other chemicals and substances out. [More]