The introductory passage describes the use of fluorescent markers to identify halomucin outside of the cell. How could you distinguish between a prokaryotic cell and a eukaryotic cell by using fluorescent markers to identify ribosomes and to identify DNA?

Are you asking about a street map usage  if so here is your answer  a street map for a very limited area could simply be a bit map or a .jpg image.  but a more general map would probably store the streets as vectors.  but you shouldn't assume that there is one way to do it

Gay-lussac's law i think.