At this scale, the cell does not appear to be reacting. It appears to be operating with a framework in which structure, timing, and function are tightly integrated.
Model trains in your cells? Yes: read about this and other wonders from 21 years ago. Note: Some embedded links may no longer work. Your Model Train Set 02/25/2003 Model train enthusiasts never had it so good. Imagine five different models of finely-crafted engines, all in perfect working order, and enough track to cover a […]
They renew. They recycle. They clean up their messes. We could learn things from cells. Cell division: cleaning the nucleus without detergents (Austrian Institute of Molecular Biotechnology). Mitosis, or cell division, is a messy process. All of a sudden, when the nuclear membrane disassembles, genes that had been isolated from the cytoplasm mix with it. […]
Within the factories of molecular machines that run living cells, including those in the human body, processes occur non-stop that are designed to meet every contingency. Here are just a few examples.