As a group, the cells are one of the most abundant and diverse life forms. They can be found in the air, water, and soil, as well as in and on other living things.

For two billion years prokaryotic cells were the only living things on Earth and spread to almost every corner of the planet. Today they are still the most abundant and diverse organisms on Earth and more prokaryotes are found in one handful of soil than all the humans that have ever existed.

i don't know, but does anyone wanna be friends? i'm doing my homework at 1: 49 in the morning : /