Coccus
bacteria is plural and bacterium is singular
bacteria is, unless you were to use the word "The" in front (the bacteria are) Answer The bacterium is ...., the bacteria are..... Bacteria is the plural form, bacterium is the singluar.
The plural of bacterium is bacteria.
a bacterium that lives underwater
Bacterium is the singular word.
when is bacterium defined as dead
Some bacterium eats things
The plural of bacterium is bacteria.
An amoeba is a single celled organism, but is not a bacterium.
Bacterium is plural bacteria.
Clostridium tetani is a bacterium.
An example of nitrogen-fixation bacterium is Rhizobia.