Examples of thing that have prokaryotic cells

1. Archaea

2. Streptococcus Bacterium

3. Escherichia Coli Bacterium (E. coli)

Bacteria are examples of the prokaryotic cell type. An example is E. coli. In general, prokaryotic cells are those that do not have a membrane-bound nucleus. In fact "pro-karyotic" is Greek for "before nucleus".