Complete the Punnett square and give the phenotype percentages for this cross.

Photo means light and synthesis means combination so combination of light

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

Ais the