There are about 20 basic types
Answer:
The answer is B
(also, this is chemistry not biology)
<span>Escherichia coli bacterium
there are more check this website </span>http://education.seattlepi.com/three-examples-prokaryote-three-examples-eukaryote-4492.html
Explanation:
Plants, animals.
They both require/need water, therefore, they both compete for water.