Protozoa are unicellular eukaryotic organisms.
They are in the Kingdom Protista. With algae and water and slime molds.
In the Eukaryote Domain
Answer:
An experimental group is the group that receives the variable being tested in an experiment.
The control group is the group in an experiment that does not receive the variable you are testing.
Explanation:
without quotes from the text it's referring to, it's hard to make a definitive answer but I'm leaning more towards being allowed in America.