Answer:
Its A . serve as a food source for other organisms .
Explanation:
<em>h</em><em>o</em><em>p</em><em>e</em><em> </em><em>i</em><em>t</em><em> </em><em>h</em><em>e</em><em>l</em><em>p</em><em>s</em><em> </em>
C is the answer
:) for your question (im writing extra cause answer is too small)
Answer: I think its A.Harm
Answer:
They live in fresh water, marine or soil. They feed off of bacteria and other protozoa.
Explanation:
