Chloroplasts should not be able to work once they are removed from algal cells because those cells contain proteins that control their operation.
If you suffer a serious bone break, to repair it, your surgeon might fuse small pieces of bone to the broken bone. Back pain surgeries sometimes involve a similar procedure. These small pieces of bone don’t come from a Petri dish. The bone has to be removed from your hips or a rib. Sound painful? It is. It’s an operation that can potentially lead to serious complications. Learn more on this Moment of Science.