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Q: A beam of nuclei is used for cancer therapy. Each nucleus has an energy of 183 MeV, and the relative biological effectiveness (RBE) of this type of radiation is 16. The beam is directed onto a 0.220-kg tumor, which receives a biologically equivalent dose of 153 rem.
The purpose of chromosomes in the nucleus of a cell is to contain genetic information that tells the cell what to do, how to behave etc. Chromosomes also contain the informati â¦ on that determines what you look like; whether you have brown hair, blue eyes etc.18 people found this useful.he nucleus contains the DNA of the cell and this is vital for cell division and also for making the proteins that the cell needs to function. 3 people found this useful. Edit. Share to: 1  Biology 101: The Nucleus and Its Responsibilities The nucleus of a cell is like the heart and brain of a cell rolled in to one.