Large Office Equipment. Clerical workers must be knowledgeable in the proper operation of office machines such as printers, copiers and fax machines, as well as how to run disposal equipment such as paper and card shredders safely.
Protons, neutrons, and electrons can then organize to form atoms. Atoms are then used to create the molecules around us. As we just learned, there are almost 120 elements that can be found in the molecules we know. Smaller molecules can work together and build macromolecules.
1 Chromatin-Chromatin are composed of proteins and DNA. 2  They organize into chromosomes prior to the cell dividing. 3  Pore-The pores are small channels through the nuclear envelope. 4  They allow for smaller molecules to pass through such as messenger RNA molecules, but keep larger DNA molecules inside the nucleus.