I'm doing an internship http://aposta-certa.com/buy-sumycin-baikal-pharmacy-kuew sumycin baikal-pharmacy.com<br> The Standard Model outlines the universe in terms of matter particles, the building blocks of everything from stars to people, and force particles, which mediate the forces that govern the interactions between different matter particles: gravity, electromagnetism, the strong nuclear force and the weak nuclear force. Connected to these are corresponding fields that permeate the universe, such as the electromagnetic field and the gravitational field.