ALGAE, May be green, golden, brown or red.
green algae- differ in size and shape, they are unicellular others from colonies.
golden algae- cells also contain chlorophyll but is masked by yellow pigments. this group are mostly microscopic.
brown algae- largest of algae species. (contain acid used as an ingridient in making candy and ice cream cosmetics.
red algae- red pigments masked their chlorophyll. they are microscopic and multicellular, found in marine waters. :)